Home / 5,649.22-8,470.65-2,316.55

Finding the Fourth Proportional to 5,649.22, 8,470.65 and 2,316.55

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Solution

The fourth proportional to 5,649.22, 8,470.65 and 2,316.55 is: 3,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.22 : 8,470.65 = 2,316.55 : x
  2. Step 2: Convert to fraction form
    5,649.22/8,470.65 = 2,316.55/x
  3. Step 3: Cross multiply
    5,649.22x = 8,470.65 × 2,316.55
  4. Step 4: Simplify right side
    5,649.22x = 19,622,681.14
  5. Step 5: Solve for x
    x = 19,622,681.14/5,649.22
  6. Step 6: Final answer
    x = 3,473.52

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1.5x scale

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.