Home / 7,099.38-9,795.50-4,265.80

Finding the Fourth Proportional to 7,099.38, 9,795.50 and 4,265.80

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Solution

The fourth proportional to 7,099.38, 9,795.50 and 4,265.80 is: 5,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.38 : 9,795.50 = 4,265.80 : x
  2. Step 2: Convert to fraction form
    7,099.38/9,795.50 = 4,265.80/x
  3. Step 3: Cross multiply
    7,099.38x = 9,795.50 × 4,265.80
  4. Step 4: Simplify right side
    7,099.38x = 41,785,643.90
  5. Step 5: Solve for x
    x = 41,785,643.90/7,099.38
  6. Step 6: Final answer
    x = 5,885.82

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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.