Home / 3,248.50-4,483.20-1,851.52

Finding the Fourth Proportional to 3,248.50, 4,483.20 and 1,851.52

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Solution

The fourth proportional to 3,248.50, 4,483.20 and 1,851.52 is: 2,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.50 : 4,483.20 = 1,851.52 : x
  2. Step 2: Convert to fraction form
    3,248.50/4,483.20 = 1,851.52/x
  3. Step 3: Cross multiply
    3,248.50x = 4,483.20 × 1,851.52
  4. Step 4: Simplify right side
    3,248.50x = 8,300,734.46
  5. Step 5: Solve for x
    x = 8,300,734.46/3,248.50
  6. Step 6: Final answer
    x = 2,555.25

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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.