Home / 5,599.02-8,398.52-1,439.03

Finding the Fourth Proportional to 5,599.02, 8,398.52 and 1,439.03

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Solution

The fourth proportional to 5,599.02, 8,398.52 and 1,439.03 is: 2,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.02 : 8,398.52 = 1,439.03 : x
  2. Step 2: Convert to fraction form
    5,599.02/8,398.52 = 1,439.03/x
  3. Step 3: Cross multiply
    5,599.02x = 8,398.52 × 1,439.03
  4. Step 4: Simplify right side
    5,599.02x = 12,085,702.29
  5. Step 5: Solve for x
    x = 12,085,702.29/5,599.02
  6. Step 6: Final answer
    x = 2,158.54

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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.