Home / 3,750.16-5,625.04-1,152.76

Finding the Fourth Proportional to 3,750.16, 5,625.04 and 1,152.76

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Solution

The fourth proportional to 3,750.16, 5,625.04 and 1,152.76 is: 1,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.16 : 5,625.04 = 1,152.76 : x
  2. Step 2: Convert to fraction form
    3,750.16/5,625.04 = 1,152.76/x
  3. Step 3: Cross multiply
    3,750.16x = 5,625.04 × 1,152.76
  4. Step 4: Simplify right side
    3,750.16x = 6,484,321.11
  5. Step 5: Solve for x
    x = 6,484,321.11/3,750.16
  6. Step 6: Final answer
    x = 1,729.08

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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.