Home / 9,365.77-12,924.55-5,116.85

Finding the Fourth Proportional to 9,365.77, 12,924.55 and 5,116.85

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Solution

The fourth proportional to 9,365.77, 12,924.55 and 5,116.85 is: 7,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.77 : 12,924.55 = 5,116.85 : x
  2. Step 2: Convert to fraction form
    9,365.77/12,924.55 = 5,116.85/x
  3. Step 3: Cross multiply
    9,365.77x = 12,924.55 × 5,116.85
  4. Step 4: Simplify right side
    9,365.77x = 66,132,983.67
  5. Step 5: Solve for x
    x = 66,132,983.67/9,365.77
  6. Step 6: Final answer
    x = 7,061.14

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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.