Home / 8,748.64-13,117.49-2,903.88

Finding the Fourth Proportional to 8,748.64, 13,117.49 and 2,903.88

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Solution

The fourth proportional to 8,748.64, 13,117.49 and 2,903.88 is: 4,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.64 : 13,117.49 = 2,903.88 : x
  2. Step 2: Convert to fraction form
    8,748.64/13,117.49 = 2,903.88/x
  3. Step 3: Cross multiply
    8,748.64x = 13,117.49 × 2,903.88
  4. Step 4: Simplify right side
    8,748.64x = 38,091,616.86
  5. Step 5: Solve for x
    x = 38,091,616.86/8,748.64
  6. Step 6: Final answer
    x = 4,354.00

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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.