Home / 3,132.35-4,699.16-1,283.42

Finding the Fourth Proportional to 3,132.35, 4,699.16 and 1,283.42

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Solution

The fourth proportional to 3,132.35, 4,699.16 and 1,283.42 is: 1,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.35 : 4,699.16 = 1,283.42 : x
  2. Step 2: Convert to fraction form
    3,132.35/4,699.16 = 1,283.42/x
  3. Step 3: Cross multiply
    3,132.35x = 4,699.16 × 1,283.42
  4. Step 4: Simplify right side
    3,132.35x = 6,031,000.07
  5. Step 5: Solve for x
    x = 6,031,000.07/3,132.35
  6. Step 6: Final answer
    x = 1,925.39

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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.