Home / 9,036.79-13,563.28-7,565.22

Finding the Fourth Proportional to 9,036.79, 13,563.28 and 7,565.22

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Solution

The fourth proportional to 9,036.79, 13,563.28 and 7,565.22 is: 11,354.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036.79 : 13,563.28 = 7,565.22 : x
  2. Step 2: Convert to fraction form
    9,036.79/13,563.28 = 7,565.22/x
  3. Step 3: Cross multiply
    9,036.79x = 13,563.28 × 7,565.22
  4. Step 4: Simplify right side
    9,036.79x = 102,609,197.12
  5. Step 5: Solve for x
    x = 102,609,197.12/9,036.79
  6. Step 6: Final answer
    x = 11,354.61

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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.