Home / 3,052.80-4,210.98-2,557.92

Finding the Fourth Proportional to 3,052.80, 4,210.98 and 2,557.92

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Solution

The fourth proportional to 3,052.80, 4,210.98 and 2,557.92 is: 3,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.80 : 4,210.98 = 2,557.92 : x
  2. Step 2: Convert to fraction form
    3,052.80/4,210.98 = 2,557.92/x
  3. Step 3: Cross multiply
    3,052.80x = 4,210.98 × 2,557.92
  4. Step 4: Simplify right side
    3,052.80x = 10,771,349.96
  5. Step 5: Solve for x
    x = 10,771,349.96/3,052.80
  6. Step 6: Final answer
    x = 3,528.35

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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.