Home / 9,491.25-13,095.57-5,909.01

Finding the Fourth Proportional to 9,491.25, 13,095.57 and 5,909.01

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Solution

The fourth proportional to 9,491.25, 13,095.57 and 5,909.01 is: 8,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.25 : 13,095.57 = 5,909.01 : x
  2. Step 2: Convert to fraction form
    9,491.25/13,095.57 = 5,909.01/x
  3. Step 3: Cross multiply
    9,491.25x = 13,095.57 × 5,909.01
  4. Step 4: Simplify right side
    9,491.25x = 77,381,854.09
  5. Step 5: Solve for x
    x = 77,381,854.09/9,491.25
  6. Step 6: Final answer
    x = 8,152.97

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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.