Home / 6,677.85-9,217.35-4,688.91

Finding the Fourth Proportional to 6,677.85, 9,217.35 and 4,688.91

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Solution

The fourth proportional to 6,677.85, 9,217.35 and 4,688.91 is: 6,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.85 : 9,217.35 = 4,688.91 : x
  2. Step 2: Convert to fraction form
    6,677.85/9,217.35 = 4,688.91/x
  3. Step 3: Cross multiply
    6,677.85x = 9,217.35 × 4,688.91
  4. Step 4: Simplify right side
    6,677.85x = 43,219,324.59
  5. Step 5: Solve for x
    x = 43,219,324.59/6,677.85
  6. Step 6: Final answer
    x = 6,472.04

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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.