Home / 9,348.19-12,900.33-5,099.11

Finding the Fourth Proportional to 9,348.19, 12,900.33 and 5,099.11

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Solution

The fourth proportional to 9,348.19, 12,900.33 and 5,099.11 is: 7,036.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.19 : 12,900.33 = 5,099.11 : x
  2. Step 2: Convert to fraction form
    9,348.19/12,900.33 = 5,099.11/x
  3. Step 3: Cross multiply
    9,348.19x = 12,900.33 × 5,099.11
  4. Step 4: Simplify right side
    9,348.19x = 65,780,169.46
  5. Step 5: Solve for x
    x = 65,780,169.46/9,348.19
  6. Step 6: Final answer
    x = 7,036.68

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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.