Home / 11,725.02-16,177.32-7,535.70

Finding the Fourth Proportional to 11,725.02, 16,177.32 and 7,535.70

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Solution

The fourth proportional to 11,725.02, 16,177.32 and 7,535.70 is: 10,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.02 : 16,177.32 = 7,535.70 : x
  2. Step 2: Convert to fraction form
    11,725.02/16,177.32 = 7,535.70/x
  3. Step 3: Cross multiply
    11,725.02x = 16,177.32 × 7,535.70
  4. Step 4: Simplify right side
    11,725.02x = 121,907,430.32
  5. Step 5: Solve for x
    x = 121,907,430.32/11,725.02
  6. Step 6: Final answer
    x = 10,397.20

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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.