Home / 5,456.02-8,185.38-1,560.46

Finding the Fourth Proportional to 5,456.02, 8,185.38 and 1,560.46

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Solution

The fourth proportional to 5,456.02, 8,185.38 and 1,560.46 is: 2,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.02 : 8,185.38 = 1,560.46 : x
  2. Step 2: Convert to fraction form
    5,456.02/8,185.38 = 1,560.46/x
  3. Step 3: Cross multiply
    5,456.02x = 8,185.38 × 1,560.46
  4. Step 4: Simplify right side
    5,456.02x = 12,772,958.07
  5. Step 5: Solve for x
    x = 12,772,958.07/5,456.02
  6. Step 6: Final answer
    x = 2,341.08

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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.