Home / 7,162.14-9,861.30-6,506.04

Finding the Fourth Proportional to 7,162.14, 9,861.30 and 6,506.04

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Solution

The fourth proportional to 7,162.14, 9,861.30 and 6,506.04 is: 8,957.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.14 : 9,861.30 = 6,506.04 : x
  2. Step 2: Convert to fraction form
    7,162.14/9,861.30 = 6,506.04/x
  3. Step 3: Cross multiply
    7,162.14x = 9,861.30 × 6,506.04
  4. Step 4: Simplify right side
    7,162.14x = 64,158,012.25
  5. Step 5: Solve for x
    x = 64,158,012.25/7,162.14
  6. Step 6: Final answer
    x = 8,957.94

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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.