Home / 8,776.64-13,167.40-4,883.76

Finding the Fourth Proportional to 8,776.64, 13,167.40 and 4,883.76

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Solution

The fourth proportional to 8,776.64, 13,167.40 and 4,883.76 is: 7,327.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.64 : 13,167.40 = 4,883.76 : x
  2. Step 2: Convert to fraction form
    8,776.64/13,167.40 = 4,883.76/x
  3. Step 3: Cross multiply
    8,776.64x = 13,167.40 × 4,883.76
  4. Step 4: Simplify right side
    8,776.64x = 64,306,421.42
  5. Step 5: Solve for x
    x = 64,306,421.42/8,776.64
  6. Step 6: Final answer
    x = 7,327.00

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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.