Home / 7,117.74-9,812.52-4,463.28

Finding the Fourth Proportional to 7,117.74, 9,812.52 and 4,463.28

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Solution

The fourth proportional to 7,117.74, 9,812.52 and 4,463.28 is: 6,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.74 : 9,812.52 = 4,463.28 : x
  2. Step 2: Convert to fraction form
    7,117.74/9,812.52 = 4,463.28/x
  3. Step 3: Cross multiply
    7,117.74x = 9,812.52 × 4,463.28
  4. Step 4: Simplify right side
    7,117.74x = 43,796,024.27
  5. Step 5: Solve for x
    x = 43,796,024.27/7,117.74
  6. Step 6: Final answer
    x = 6,153.08

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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.