Home / 4,703.46-7,055.56-1,240.72

Finding the Fourth Proportional to 4,703.46, 7,055.56 and 1,240.72

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Solution

The fourth proportional to 4,703.46, 7,055.56 and 1,240.72 is: 1,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.46 : 7,055.56 = 1,240.72 : x
  2. Step 2: Convert to fraction form
    4,703.46/7,055.56 = 1,240.72/x
  3. Step 3: Cross multiply
    4,703.46x = 7,055.56 × 1,240.72
  4. Step 4: Simplify right side
    4,703.46x = 8,753,974.40
  5. Step 5: Solve for x
    x = 8,753,974.40/4,703.46
  6. Step 6: Final answer
    x = 1,861.18

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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.