Home / 6,887.53-10,331.34-1,693.41

Finding the Fourth Proportional to 6,887.53, 10,331.34 and 1,693.41

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Solution

The fourth proportional to 6,887.53, 10,331.34 and 1,693.41 is: 2,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.53 : 10,331.34 = 1,693.41 : x
  2. Step 2: Convert to fraction form
    6,887.53/10,331.34 = 1,693.41/x
  3. Step 3: Cross multiply
    6,887.53x = 10,331.34 × 1,693.41
  4. Step 4: Simplify right side
    6,887.53x = 17,495,194.47
  5. Step 5: Solve for x
    x = 17,495,194.47/6,887.53
  6. Step 6: Final answer
    x = 2,540.13

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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.