Home / 8,812.26-12,160.66-4,983.50

Finding the Fourth Proportional to 8,812.26, 12,160.66 and 4,983.50

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Solution

The fourth proportional to 8,812.26, 12,160.66 and 4,983.50 is: 6,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.26 : 12,160.66 = 4,983.50 : x
  2. Step 2: Convert to fraction form
    8,812.26/12,160.66 = 4,983.50/x
  3. Step 3: Cross multiply
    8,812.26x = 12,160.66 × 4,983.50
  4. Step 4: Simplify right side
    8,812.26x = 60,602,649.11
  5. Step 5: Solve for x
    x = 60,602,649.11/8,812.26
  6. Step 6: Final answer
    x = 6,877.08

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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.