Home / 8,677.02-11,973.10-4,900

Finding the Fourth Proportional to 8,677.02, 11,973.10 and 4,900

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Solution

The fourth proportional to 8,677.02, 11,973.10 and 4,900 is: 6,761.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.02 : 11,973.10 = 4,900 : x
  2. Step 2: Convert to fraction form
    8,677.02/11,973.10 = 4,900/x
  3. Step 3: Cross multiply
    8,677.02x = 11,973.10 × 4,900
  4. Step 4: Simplify right side
    8,677.02x = 58,668,190
  5. Step 5: Solve for x
    x = 58,668,190/8,677.02
  6. Step 6: Final answer
    x = 6,761.33

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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.