Home / 3,554.28-4,898.16-2,557.80

Finding the Fourth Proportional to 3,554.28, 4,898.16 and 2,557.80

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Solution

The fourth proportional to 3,554.28, 4,898.16 and 2,557.80 is: 3,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.28 : 4,898.16 = 2,557.80 : x
  2. Step 2: Convert to fraction form
    3,554.28/4,898.16 = 2,557.80/x
  3. Step 3: Cross multiply
    3,554.28x = 4,898.16 × 2,557.80
  4. Step 4: Simplify right side
    3,554.28x = 12,528,513.65
  5. Step 5: Solve for x
    x = 12,528,513.65/3,554.28
  6. Step 6: Final answer
    x = 3,524.91

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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.