Home / 7,114.74-9,818.37-4,132.32

Finding the Fourth Proportional to 7,114.74, 9,818.37 and 4,132.32

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Solution

The fourth proportional to 7,114.74, 9,818.37 and 4,132.32 is: 5,702.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.74 : 9,818.37 = 4,132.32 : x
  2. Step 2: Convert to fraction form
    7,114.74/9,818.37 = 4,132.32/x
  3. Step 3: Cross multiply
    7,114.74x = 9,818.37 × 4,132.32
  4. Step 4: Simplify right side
    7,114.74x = 40,572,646.72
  5. Step 5: Solve for x
    x = 40,572,646.72/7,114.74
  6. Step 6: Final answer
    x = 5,702.62

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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.