Home / 9,328.42-13,995.96-4,398.76

Finding the Fourth Proportional to 9,328.42, 13,995.96 and 4,398.76

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Solution

The fourth proportional to 9,328.42, 13,995.96 and 4,398.76 is: 6,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.42 : 13,995.96 = 4,398.76 : x
  2. Step 2: Convert to fraction form
    9,328.42/13,995.96 = 4,398.76/x
  3. Step 3: Cross multiply
    9,328.42x = 13,995.96 × 4,398.76
  4. Step 4: Simplify right side
    9,328.42x = 61,564,869.01
  5. Step 5: Solve for x
    x = 61,564,869.01/9,328.42
  6. Step 6: Final answer
    x = 6,599.71

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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.