Home / 7,158.08-9,877.12-4,363.04

Finding the Fourth Proportional to 7,158.08, 9,877.12 and 4,363.04

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Solution

The fourth proportional to 7,158.08, 9,877.12 and 4,363.04 is: 6,020.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.08 : 9,877.12 = 4,363.04 : x
  2. Step 2: Convert to fraction form
    7,158.08/9,877.12 = 4,363.04/x
  3. Step 3: Cross multiply
    7,158.08x = 9,877.12 × 4,363.04
  4. Step 4: Simplify right side
    7,158.08x = 43,094,269.64
  5. Step 5: Solve for x
    x = 43,094,269.64/7,158.08
  6. Step 6: Final answer
    x = 6,020.37

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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.