Home / 3,424.68-4,726.56-2,586.30

Finding the Fourth Proportional to 3,424.68, 4,726.56 and 2,586.30

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Solution

The fourth proportional to 3,424.68, 4,726.56 and 2,586.30 is: 3,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.68 : 4,726.56 = 2,586.30 : x
  2. Step 2: Convert to fraction form
    3,424.68/4,726.56 = 2,586.30/x
  3. Step 3: Cross multiply
    3,424.68x = 4,726.56 × 2,586.30
  4. Step 4: Simplify right side
    3,424.68x = 12,224,302.13
  5. Step 5: Solve for x
    x = 12,224,302.13/3,424.68
  6. Step 6: Final answer
    x = 3,569.47

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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.