Home / 3,710.09-5,557.53-2,478.08

Finding the Fourth Proportional to 3,710.09, 5,557.53 and 2,478.08

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Solution

The fourth proportional to 3,710.09, 5,557.53 and 2,478.08 is: 3,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.09 : 5,557.53 = 2,478.08 : x
  2. Step 2: Convert to fraction form
    3,710.09/5,557.53 = 2,478.08/x
  3. Step 3: Cross multiply
    3,710.09x = 5,557.53 × 2,478.08
  4. Step 4: Simplify right side
    3,710.09x = 13,771,976.15
  5. Step 5: Solve for x
    x = 13,771,976.15/3,710.09
  6. Step 6: Final answer
    x = 3,712.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.