Home / 10,657.26-15,985.88-3,261.63

Finding the Fourth Proportional to 10,657.26, 15,985.88 and 3,261.63

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Solution

The fourth proportional to 10,657.26, 15,985.88 and 3,261.63 is: 4,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.26 : 15,985.88 = 3,261.63 : x
  2. Step 2: Convert to fraction form
    10,657.26/15,985.88 = 3,261.63/x
  3. Step 3: Cross multiply
    10,657.26x = 15,985.88 × 3,261.63
  4. Step 4: Simplify right side
    10,657.26x = 52,140,009.48
  5. Step 5: Solve for x
    x = 52,140,009.48/10,657.26
  6. Step 6: Final answer
    x = 4,892.44

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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.