Home / 8,437.43-12,644.70-4,680.35

Finding the Fourth Proportional to 8,437.43, 12,644.70 and 4,680.35

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Solution

The fourth proportional to 8,437.43, 12,644.70 and 4,680.35 is: 7,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.43 : 12,644.70 = 4,680.35 : x
  2. Step 2: Convert to fraction form
    8,437.43/12,644.70 = 4,680.35/x
  3. Step 3: Cross multiply
    8,437.43x = 12,644.70 × 4,680.35
  4. Step 4: Simplify right side
    8,437.43x = 59,181,535.02
  5. Step 5: Solve for x
    x = 59,181,535.02/8,437.43
  6. Step 6: Final answer
    x = 7,014.17

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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.