Home / 5,624.19-8,436.29-1,728.63

Finding the Fourth Proportional to 5,624.19, 8,436.29 and 1,728.63

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Solution

The fourth proportional to 5,624.19, 8,436.29 and 1,728.63 is: 2,592.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.19 : 8,436.29 = 1,728.63 : x
  2. Step 2: Convert to fraction form
    5,624.19/8,436.29 = 1,728.63/x
  3. Step 3: Cross multiply
    5,624.19x = 8,436.29 × 1,728.63
  4. Step 4: Simplify right side
    5,624.19x = 14,583,215.34
  5. Step 5: Solve for x
    x = 14,583,215.34/5,624.19
  6. Step 6: Final answer
    x = 2,592.95

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Similar ratio
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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.