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Finding the Fourth Proportional to 6,962.80, 10,444.20 and 4,500.40

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Solution

The fourth proportional to 6,962.80, 10,444.20 and 4,500.40 is: 6,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,962.80 : 10,444.20 = 4,500.40 : x
  2. Step 2: Convert to fraction form
    6,962.80/10,444.20 = 4,500.40/x
  3. Step 3: Cross multiply
    6,962.80x = 10,444.20 × 4,500.40
  4. Step 4: Simplify right side
    6,962.80x = 47,003,077.68
  5. Step 5: Solve for x
    x = 47,003,077.68/6,962.80
  6. Step 6: Final answer
    x = 6,750.60

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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.