Home / 8,841.51-12,200.49-4,862.79

Finding the Fourth Proportional to 8,841.51, 12,200.49 and 4,862.79

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Solution

The fourth proportional to 8,841.51, 12,200.49 and 4,862.79 is: 6,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.51 : 12,200.49 = 4,862.79 : x
  2. Step 2: Convert to fraction form
    8,841.51/12,200.49 = 4,862.79/x
  3. Step 3: Cross multiply
    8,841.51x = 12,200.49 × 4,862.79
  4. Step 4: Simplify right side
    8,841.51x = 59,328,420.77
  5. Step 5: Solve for x
    x = 59,328,420.77/8,841.51
  6. Step 6: Final answer
    x = 6,710.21

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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.