Home / 7,551.51-10,420.56-4,194.24

Finding the Fourth Proportional to 7,551.51, 10,420.56 and 4,194.24

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Solution

The fourth proportional to 7,551.51, 10,420.56 and 4,194.24 is: 5,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.51 : 10,420.56 = 4,194.24 : x
  2. Step 2: Convert to fraction form
    7,551.51/10,420.56 = 4,194.24/x
  3. Step 3: Cross multiply
    7,551.51x = 10,420.56 × 4,194.24
  4. Step 4: Simplify right side
    7,551.51x = 43,706,329.57
  5. Step 5: Solve for x
    x = 43,706,329.57/7,551.51
  6. Step 6: Final answer
    x = 5,787.76

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Half scale
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Double scale
Find fourth proportional to 7,552.51, 10,421.94 and 4,195.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.