Home / 3,000.24-4,140.72-2,057.00

Finding the Fourth Proportional to 3,000.24, 4,140.72 and 2,057.00

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Solution

The fourth proportional to 3,000.24, 4,140.72 and 2,057.00 is: 2,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.24 : 4,140.72 = 2,057.00 : x
  2. Step 2: Convert to fraction form
    3,000.24/4,140.72 = 2,057.00/x
  3. Step 3: Cross multiply
    3,000.24x = 4,140.72 × 2,057.00
  4. Step 4: Simplify right side
    3,000.24x = 8,517,440.34
  5. Step 5: Solve for x
    x = 8,517,440.34/3,000.24
  6. Step 6: Final answer
    x = 2,838.92

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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.