Home / 6,866.55-10,290.56-5,008.95

Finding the Fourth Proportional to 6,866.55, 10,290.56 and 5,008.95

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Solution

The fourth proportional to 6,866.55, 10,290.56 and 5,008.95 is: 7,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.55 : 10,290.56 = 5,008.95 : x
  2. Step 2: Convert to fraction form
    6,866.55/10,290.56 = 5,008.95/x
  3. Step 3: Cross multiply
    6,866.55x = 10,290.56 × 5,008.95
  4. Step 4: Simplify right side
    6,866.55x = 51,544,875.47
  5. Step 5: Solve for x
    x = 51,544,875.47/6,866.55
  6. Step 6: Final answer
    x = 7,506.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.