Home / 8,253.17-11,389.19-4,667.65

Finding the Fourth Proportional to 8,253.17, 11,389.19 and 4,667.65

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Solution

The fourth proportional to 8,253.17, 11,389.19 and 4,667.65 is: 6,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.17 : 11,389.19 = 4,667.65 : x
  2. Step 2: Convert to fraction form
    8,253.17/11,389.19 = 4,667.65/x
  3. Step 3: Cross multiply
    8,253.17x = 11,389.19 × 4,667.65
  4. Step 4: Simplify right side
    8,253.17x = 53,160,718.40
  5. Step 5: Solve for x
    x = 53,160,718.40/8,253.17
  6. Step 6: Final answer
    x = 6,441.25

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Double scale
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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.