Home / 7,646.90-11,470.95-3,264.39

Finding the Fourth Proportional to 7,646.90, 11,470.95 and 3,264.39

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Solution

The fourth proportional to 7,646.90, 11,470.95 and 3,264.39 is: 4,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.90 : 11,470.95 = 3,264.39 : x
  2. Step 2: Convert to fraction form
    7,646.90/11,470.95 = 3,264.39/x
  3. Step 3: Cross multiply
    7,646.90x = 11,470.95 × 3,264.39
  4. Step 4: Simplify right side
    7,646.90x = 37,445,654.47
  5. Step 5: Solve for x
    x = 37,445,654.47/7,646.90
  6. Step 6: Final answer
    x = 4,896.84

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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.