Home / 6,342.02-8,750.96-3,982.49

Finding the Fourth Proportional to 6,342.02, 8,750.96 and 3,982.49

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Solution

The fourth proportional to 6,342.02, 8,750.96 and 3,982.49 is: 5,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.02 : 8,750.96 = 3,982.49 : x
  2. Step 2: Convert to fraction form
    6,342.02/8,750.96 = 3,982.49/x
  3. Step 3: Cross multiply
    6,342.02x = 8,750.96 × 3,982.49
  4. Step 4: Simplify right side
    6,342.02x = 34,850,547.02
  5. Step 5: Solve for x
    x = 34,850,547.02/6,342.02
  6. Step 6: Final answer
    x = 5,495.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.