Home / 6,715.18-9,266.52-3,730.96

Finding the Fourth Proportional to 6,715.18, 9,266.52 and 3,730.96

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Solution

The fourth proportional to 6,715.18, 9,266.52 and 3,730.96 is: 5,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.18 : 9,266.52 = 3,730.96 : x
  2. Step 2: Convert to fraction form
    6,715.18/9,266.52 = 3,730.96/x
  3. Step 3: Cross multiply
    6,715.18x = 9,266.52 × 3,730.96
  4. Step 4: Simplify right side
    6,715.18x = 34,573,015.46
  5. Step 5: Solve for x
    x = 34,573,015.46/6,715.18
  6. Step 6: Final answer
    x = 5,148.49

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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.