Home / 5,480.51-7,562.64-3,090.35

Finding the Fourth Proportional to 5,480.51, 7,562.64 and 3,090.35

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Solution

The fourth proportional to 5,480.51, 7,562.64 and 3,090.35 is: 4,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.51 : 7,562.64 = 3,090.35 : x
  2. Step 2: Convert to fraction form
    5,480.51/7,562.64 = 3,090.35/x
  3. Step 3: Cross multiply
    5,480.51x = 7,562.64 × 3,090.35
  4. Step 4: Simplify right side
    5,480.51x = 23,371,166.71
  5. Step 5: Solve for x
    x = 23,371,166.71/5,480.51
  6. Step 6: Final answer
    x = 4,264.42

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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.