Home / 6,412.64-9,637.20-4,373.60

Finding the Fourth Proportional to 6,412.64, 9,637.20 and 4,373.60

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Solution

The fourth proportional to 6,412.64, 9,637.20 and 4,373.60 is: 6,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.64 : 9,637.20 = 4,373.60 : x
  2. Step 2: Convert to fraction form
    6,412.64/9,637.20 = 4,373.60/x
  3. Step 3: Cross multiply
    6,412.64x = 9,637.20 × 4,373.60
  4. Step 4: Simplify right side
    6,412.64x = 42,149,257.92
  5. Step 5: Solve for x
    x = 42,149,257.92/6,412.64
  6. Step 6: Final answer
    x = 6,572.84

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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.