Home / 3,510.22-5,254.38-2,985.34

Finding the Fourth Proportional to 3,510.22, 5,254.38 and 2,985.34

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Solution

The fourth proportional to 3,510.22, 5,254.38 and 2,985.34 is: 4,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.22 : 5,254.38 = 2,985.34 : x
  2. Step 2: Convert to fraction form
    3,510.22/5,254.38 = 2,985.34/x
  3. Step 3: Cross multiply
    3,510.22x = 5,254.38 × 2,985.34
  4. Step 4: Simplify right side
    3,510.22x = 15,686,110.79
  5. Step 5: Solve for x
    x = 15,686,110.79/3,510.22
  6. Step 6: Final answer
    x = 4,468.70

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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.