Home / 9,111.07-13,656.87-6,506.11

Finding the Fourth Proportional to 9,111.07, 13,656.87 and 6,506.11

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Solution

The fourth proportional to 9,111.07, 13,656.87 and 6,506.11 is: 9,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.07 : 13,656.87 = 6,506.11 : x
  2. Step 2: Convert to fraction form
    9,111.07/13,656.87 = 6,506.11/x
  3. Step 3: Cross multiply
    9,111.07x = 13,656.87 × 6,506.11
  4. Step 4: Simplify right side
    9,111.07x = 88,853,098.48
  5. Step 5: Solve for x
    x = 88,853,098.48/9,111.07
  6. Step 6: Final answer
    x = 9,752.21

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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.