Home / 2,974.04-4,461.56-1,242.80

Finding the Fourth Proportional to 2,974.04, 4,461.56 and 1,242.80

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Solution

The fourth proportional to 2,974.04, 4,461.56 and 1,242.80 is: 1,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.04 : 4,461.56 = 1,242.80 : x
  2. Step 2: Convert to fraction form
    2,974.04/4,461.56 = 1,242.80/x
  3. Step 3: Cross multiply
    2,974.04x = 4,461.56 × 1,242.80
  4. Step 4: Simplify right side
    2,974.04x = 5,544,826.77
  5. Step 5: Solve for x
    x = 5,544,826.77/2,974.04
  6. Step 6: Final answer
    x = 1,864.41

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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.