Home / 9,927.39-14,962.45-8,557.27

Finding the Fourth Proportional to 9,927.39, 14,962.45 and 8,557.27

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Solution

The fourth proportional to 9,927.39, 14,962.45 and 8,557.27 is: 12,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.39 : 14,962.45 = 8,557.27 : x
  2. Step 2: Convert to fraction form
    9,927.39/14,962.45 = 8,557.27/x
  3. Step 3: Cross multiply
    9,927.39x = 14,962.45 × 8,557.27
  4. Step 4: Simplify right side
    9,927.39x = 128,037,606.91
  5. Step 5: Solve for x
    x = 128,037,606.91/9,927.39
  6. Step 6: Final answer
    x = 12,897.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.