Home / 9,903.32-14,857.56-4,357.76

Finding the Fourth Proportional to 9,903.32, 14,857.56 and 4,357.76

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Solution

The fourth proportional to 9,903.32, 14,857.56 and 4,357.76 is: 6,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903.32 : 14,857.56 = 4,357.76 : x
  2. Step 2: Convert to fraction form
    9,903.32/14,857.56 = 4,357.76/x
  3. Step 3: Cross multiply
    9,903.32x = 14,857.56 × 4,357.76
  4. Step 4: Simplify right side
    9,903.32x = 64,745,680.67
  5. Step 5: Solve for x
    x = 64,745,680.67/9,903.32
  6. Step 6: Final answer
    x = 6,537.78

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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.