Home / 7,384.32-10,188.42-4,398.84

Finding the Fourth Proportional to 7,384.32, 10,188.42 and 4,398.84

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Solution

The fourth proportional to 7,384.32, 10,188.42 and 4,398.84 is: 6,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.32 : 10,188.42 = 4,398.84 : x
  2. Step 2: Convert to fraction form
    7,384.32/10,188.42 = 4,398.84/x
  3. Step 3: Cross multiply
    7,384.32x = 10,188.42 × 4,398.84
  4. Step 4: Simplify right side
    7,384.32x = 44,817,229.43
  5. Step 5: Solve for x
    x = 44,817,229.43/7,384.32
  6. Step 6: Final answer
    x = 6,069.24

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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.