Home / 7,605.02-10,499.88-6,806.96

Finding the Fourth Proportional to 7,605.02, 10,499.88 and 6,806.96

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Solution

The fourth proportional to 7,605.02, 10,499.88 and 6,806.96 is: 9,398.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.02 : 10,499.88 = 6,806.96 : x
  2. Step 2: Convert to fraction form
    7,605.02/10,499.88 = 6,806.96/x
  3. Step 3: Cross multiply
    7,605.02x = 10,499.88 × 6,806.96
  4. Step 4: Simplify right side
    7,605.02x = 71,472,263.16
  5. Step 5: Solve for x
    x = 71,472,263.16/7,605.02
  6. Step 6: Final answer
    x = 9,398.04

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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.