Home / 9,307.86-12,844.92-5,116.11

Finding the Fourth Proportional to 9,307.86, 12,844.92 and 5,116.11

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Solution

The fourth proportional to 9,307.86, 12,844.92 and 5,116.11 is: 7,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307.86 : 12,844.92 = 5,116.11 : x
  2. Step 2: Convert to fraction form
    9,307.86/12,844.92 = 5,116.11/x
  3. Step 3: Cross multiply
    9,307.86x = 12,844.92 × 5,116.11
  4. Step 4: Simplify right side
    9,307.86x = 65,716,023.66
  5. Step 5: Solve for x
    x = 65,716,023.66/9,307.86
  6. Step 6: Final answer
    x = 7,060.27

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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.