Home / 8,776.24-12,110.65-4,999.35

Finding the Fourth Proportional to 8,776.24, 12,110.65 and 4,999.35

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Solution

The fourth proportional to 8,776.24, 12,110.65 and 4,999.35 is: 6,898.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.24 : 12,110.65 = 4,999.35 : x
  2. Step 2: Convert to fraction form
    8,776.24/12,110.65 = 4,999.35/x
  3. Step 3: Cross multiply
    8,776.24x = 12,110.65 × 4,999.35
  4. Step 4: Simplify right side
    8,776.24x = 60,545,378.08
  5. Step 5: Solve for x
    x = 60,545,378.08/8,776.24
  6. Step 6: Final answer
    x = 6,898.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.