Home / 8,863.36-12,232.74-5,328.52

Finding the Fourth Proportional to 8,863.36, 12,232.74 and 5,328.52

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Solution

The fourth proportional to 8,863.36, 12,232.74 and 5,328.52 is: 7,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.36 : 12,232.74 = 5,328.52 : x
  2. Step 2: Convert to fraction form
    8,863.36/12,232.74 = 5,328.52/x
  3. Step 3: Cross multiply
    8,863.36x = 12,232.74 × 5,328.52
  4. Step 4: Simplify right side
    8,863.36x = 65,182,399.74
  5. Step 5: Solve for x
    x = 65,182,399.74/8,863.36
  6. Step 6: Final answer
    x = 7,354.14

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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.