Home / 2,507.19-3,458.51-1,946.76

Finding the Fourth Proportional to 2,507.19, 3,458.51 and 1,946.76

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Solution

The fourth proportional to 2,507.19, 3,458.51 and 1,946.76 is: 2,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.19 : 3,458.51 = 1,946.76 : x
  2. Step 2: Convert to fraction form
    2,507.19/3,458.51 = 1,946.76/x
  3. Step 3: Cross multiply
    2,507.19x = 3,458.51 × 1,946.76
  4. Step 4: Simplify right side
    2,507.19x = 6,732,861.90
  5. Step 5: Solve for x
    x = 6,732,861.90/2,507.19
  6. Step 6: Final answer
    x = 2,685.43

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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.