Home / 11,565.35-15,960.12-6,529.52

Finding the Fourth Proportional to 11,565.35, 15,960.12 and 6,529.52

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Solution

The fourth proportional to 11,565.35, 15,960.12 and 6,529.52 is: 9,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.35 : 15,960.12 = 6,529.52 : x
  2. Step 2: Convert to fraction form
    11,565.35/15,960.12 = 6,529.52/x
  3. Step 3: Cross multiply
    11,565.35x = 15,960.12 × 6,529.52
  4. Step 4: Simplify right side
    11,565.35x = 104,211,842.94
  5. Step 5: Solve for x
    x = 104,211,842.94/11,565.35
  6. Step 6: Final answer
    x = 9,010.70

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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.