Home / 5,599.23-8,398.71-1,439.16

Finding the Fourth Proportional to 5,599.23, 8,398.71 and 1,439.16

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Solution

The fourth proportional to 5,599.23, 8,398.71 and 1,439.16 is: 2,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.23 : 8,398.71 = 1,439.16 : x
  2. Step 2: Convert to fraction form
    5,599.23/8,398.71 = 1,439.16/x
  3. Step 3: Cross multiply
    5,599.23x = 8,398.71 × 1,439.16
  4. Step 4: Simplify right side
    5,599.23x = 12,087,087.48
  5. Step 5: Solve for x
    x = 12,087,087.48/5,599.23
  6. Step 6: Final answer
    x = 2,158.71

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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.