Home / 4,586.28-6,329-2,490.40

Finding the Fourth Proportional to 4,586.28, 6,329 and 2,490.40

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Solution

The fourth proportional to 4,586.28, 6,329 and 2,490.40 is: 3,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.28 : 6,329 = 2,490.40 : x
  2. Step 2: Convert to fraction form
    4,586.28/6,329 = 2,490.40/x
  3. Step 3: Cross multiply
    4,586.28x = 6,329 × 2,490.40
  4. Step 4: Simplify right side
    4,586.28x = 15,761,741.60
  5. Step 5: Solve for x
    x = 15,761,741.60/4,586.28
  6. Step 6: Final answer
    x = 3,436.72

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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.