Home / 8,927.10-12,320.07-4,948.59

Finding the Fourth Proportional to 8,927.10, 12,320.07 and 4,948.59

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Solution

The fourth proportional to 8,927.10, 12,320.07 and 4,948.59 is: 6,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.10 : 12,320.07 = 4,948.59 : x
  2. Step 2: Convert to fraction form
    8,927.10/12,320.07 = 4,948.59/x
  3. Step 3: Cross multiply
    8,927.10x = 12,320.07 × 4,948.59
  4. Step 4: Simplify right side
    8,927.10x = 60,966,975.20
  5. Step 5: Solve for x
    x = 60,966,975.20/8,927.10
  6. Step 6: Final answer
    x = 6,829.43

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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.