Home / 9,862.84-13,612.62-6,330.52

Finding the Fourth Proportional to 9,862.84, 13,612.62 and 6,330.52

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Solution

The fourth proportional to 9,862.84, 13,612.62 and 6,330.52 is: 8,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.84 : 13,612.62 = 6,330.52 : x
  2. Step 2: Convert to fraction form
    9,862.84/13,612.62 = 6,330.52/x
  3. Step 3: Cross multiply
    9,862.84x = 13,612.62 × 6,330.52
  4. Step 4: Simplify right side
    9,862.84x = 86,174,963.16
  5. Step 5: Solve for x
    x = 86,174,963.16/9,862.84
  6. Step 6: Final answer
    x = 8,737.34

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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.