Home / 8,330.01-12,488.84-5,042.32

Finding the Fourth Proportional to 8,330.01, 12,488.84 and 5,042.32

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Solution

The fourth proportional to 8,330.01, 12,488.84 and 5,042.32 is: 7,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.01 : 12,488.84 = 5,042.32 : x
  2. Step 2: Convert to fraction form
    8,330.01/12,488.84 = 5,042.32/x
  3. Step 3: Cross multiply
    8,330.01x = 12,488.84 × 5,042.32
  4. Step 4: Simplify right side
    8,330.01x = 62,972,702.50
  5. Step 5: Solve for x
    x = 62,972,702.50/8,330.01
  6. Step 6: Final answer
    x = 7,559.74

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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.