Home / 8,253.36-11,389.68-4,717.44

Finding the Fourth Proportional to 8,253.36, 11,389.68 and 4,717.44

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Solution

The fourth proportional to 8,253.36, 11,389.68 and 4,717.44 is: 6,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.36 : 11,389.68 = 4,717.44 : x
  2. Step 2: Convert to fraction form
    8,253.36/11,389.68 = 4,717.44/x
  3. Step 3: Cross multiply
    8,253.36x = 11,389.68 × 4,717.44
  4. Step 4: Simplify right side
    8,253.36x = 53,730,132.02
  5. Step 5: Solve for x
    x = 53,730,132.02/8,253.36
  6. Step 6: Final answer
    x = 6,510.09

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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.