Home / 7,535.81-11,301.45-4,728.90

Finding the Fourth Proportional to 7,535.81, 11,301.45 and 4,728.90

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Solution

The fourth proportional to 7,535.81, 11,301.45 and 4,728.90 is: 7,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.81 : 11,301.45 = 4,728.90 : x
  2. Step 2: Convert to fraction form
    7,535.81/11,301.45 = 4,728.90/x
  3. Step 3: Cross multiply
    7,535.81x = 11,301.45 × 4,728.90
  4. Step 4: Simplify right side
    7,535.81x = 53,443,426.91
  5. Step 5: Solve for x
    x = 53,443,426.91/7,535.81
  6. Step 6: Final answer
    x = 7,091.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.