Home / 5,329.59-7,352.90-3,090.23

Finding the Fourth Proportional to 5,329.59, 7,352.90 and 3,090.23

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Solution

The fourth proportional to 5,329.59, 7,352.90 and 3,090.23 is: 4,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.59 : 7,352.90 = 3,090.23 : x
  2. Step 2: Convert to fraction form
    5,329.59/7,352.90 = 3,090.23/x
  3. Step 3: Cross multiply
    5,329.59x = 7,352.90 × 3,090.23
  4. Step 4: Simplify right side
    5,329.59x = 22,722,152.17
  5. Step 5: Solve for x
    x = 22,722,152.17/5,329.59
  6. Step 6: Final answer
    x = 4,263.40

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Half scale
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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.