Home / 2,472.08-3,412.23-1,424.84

Finding the Fourth Proportional to 2,472.08, 3,412.23 and 1,424.84

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Solution

The fourth proportional to 2,472.08, 3,412.23 and 1,424.84 is: 1,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.08 : 3,412.23 = 1,424.84 : x
  2. Step 2: Convert to fraction form
    2,472.08/3,412.23 = 1,424.84/x
  3. Step 3: Cross multiply
    2,472.08x = 3,412.23 × 1,424.84
  4. Step 4: Simplify right side
    2,472.08x = 4,861,881.79
  5. Step 5: Solve for x
    x = 4,861,881.79/2,472.08
  6. Step 6: Final answer
    x = 1,966.72

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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.