Home / 3,355.47-5,031.66-1,014.57

Finding the Fourth Proportional to 3,355.47, 5,031.66 and 1,014.57

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Solution

The fourth proportional to 3,355.47, 5,031.66 and 1,014.57 is: 1,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.47 : 5,031.66 = 1,014.57 : x
  2. Step 2: Convert to fraction form
    3,355.47/5,031.66 = 1,014.57/x
  3. Step 3: Cross multiply
    3,355.47x = 5,031.66 × 1,014.57
  4. Step 4: Simplify right side
    3,355.47x = 5,104,971.29
  5. Step 5: Solve for x
    x = 5,104,971.29/3,355.47
  6. Step 6: Final answer
    x = 1,521.39

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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.