Home / 6,372.64-9,558.60-1,988.92

Finding the Fourth Proportional to 6,372.64, 9,558.60 and 1,988.92

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Solution

The fourth proportional to 6,372.64, 9,558.60 and 1,988.92 is: 2,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372.64 : 9,558.60 = 1,988.92 : x
  2. Step 2: Convert to fraction form
    6,372.64/9,558.60 = 1,988.92/x
  3. Step 3: Cross multiply
    6,372.64x = 9,558.60 × 1,988.92
  4. Step 4: Simplify right side
    6,372.64x = 19,011,290.71
  5. Step 5: Solve for x
    x = 19,011,290.71/6,372.64
  6. Step 6: Final answer
    x = 2,983.27

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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.