Home / 8,875.36-12,247.92-4,896.50

Finding the Fourth Proportional to 8,875.36, 12,247.92 and 4,896.50

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Solution

The fourth proportional to 8,875.36, 12,247.92 and 4,896.50 is: 6,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.36 : 12,247.92 = 4,896.50 : x
  2. Step 2: Convert to fraction form
    8,875.36/12,247.92 = 4,896.50/x
  3. Step 3: Cross multiply
    8,875.36x = 12,247.92 × 4,896.50
  4. Step 4: Simplify right side
    8,875.36x = 59,971,940.28
  5. Step 5: Solve for x
    x = 59,971,940.28/8,875.36
  6. Step 6: Final answer
    x = 6,757.13

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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.