Home / 3,143.02-4,707.35-1,500.73

Finding the Fourth Proportional to 3,143.02, 4,707.35 and 1,500.73

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Solution

The fourth proportional to 3,143.02, 4,707.35 and 1,500.73 is: 2,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.02 : 4,707.35 = 1,500.73 : x
  2. Step 2: Convert to fraction form
    3,143.02/4,707.35 = 1,500.73/x
  3. Step 3: Cross multiply
    3,143.02x = 4,707.35 × 1,500.73
  4. Step 4: Simplify right side
    3,143.02x = 7,064,437.83
  5. Step 5: Solve for x
    x = 7,064,437.83/3,143.02
  6. Step 6: Final answer
    x = 2,247.66

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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.