Home / 9,054.20-12,497.87-5,702.63

Finding the Fourth Proportional to 9,054.20, 12,497.87 and 5,702.63

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Solution

The fourth proportional to 9,054.20, 12,497.87 and 5,702.63 is: 7,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.20 : 12,497.87 = 5,702.63 : x
  2. Step 2: Convert to fraction form
    9,054.20/12,497.87 = 5,702.63/x
  3. Step 3: Cross multiply
    9,054.20x = 12,497.87 × 5,702.63
  4. Step 4: Simplify right side
    9,054.20x = 71,270,680.17
  5. Step 5: Solve for x
    x = 71,270,680.17/9,054.20
  6. Step 6: Final answer
    x = 7,871.56

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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.