Home / 7,319.61-11,034.18-6,696.90

Finding the Fourth Proportional to 7,319.61, 11,034.18 and 6,696.90

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Solution

The fourth proportional to 7,319.61, 11,034.18 and 6,696.90 is: 10,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.61 : 11,034.18 = 6,696.90 : x
  2. Step 2: Convert to fraction form
    7,319.61/11,034.18 = 6,696.90/x
  3. Step 3: Cross multiply
    7,319.61x = 11,034.18 × 6,696.90
  4. Step 4: Simplify right side
    7,319.61x = 73,894,800.04
  5. Step 5: Solve for x
    x = 73,894,800.04/7,319.61
  6. Step 6: Final answer
    x = 10,095.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.