Home / 6,543.12-9,032.70-4,458.18

Finding the Fourth Proportional to 6,543.12, 9,032.70 and 4,458.18

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Solution

The fourth proportional to 6,543.12, 9,032.70 and 4,458.18 is: 6,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.12 : 9,032.70 = 4,458.18 : x
  2. Step 2: Convert to fraction form
    6,543.12/9,032.70 = 4,458.18/x
  3. Step 3: Cross multiply
    6,543.12x = 9,032.70 × 4,458.18
  4. Step 4: Simplify right side
    6,543.12x = 40,269,402.49
  5. Step 5: Solve for x
    x = 40,269,402.49/6,543.12
  6. Step 6: Final answer
    x = 6,154.46

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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.