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Finding the Fourth Proportional to 9,925.88, 14,888.82 and 4,453.88

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Solution

The fourth proportional to 9,925.88, 14,888.82 and 4,453.88 is: 6,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.88 : 14,888.82 = 4,453.88 : x
  2. Step 2: Convert to fraction form
    9,925.88/14,888.82 = 4,453.88/x
  3. Step 3: Cross multiply
    9,925.88x = 14,888.82 × 4,453.88
  4. Step 4: Simplify right side
    9,925.88x = 66,312,943.18
  5. Step 5: Solve for x
    x = 66,312,943.18/9,925.88
  6. Step 6: Final answer
    x = 6,680.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.