Home / 3,710.59-5,558.28-2,478.58

Finding the Fourth Proportional to 3,710.59, 5,558.28 and 2,478.58

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Solution

The fourth proportional to 3,710.59, 5,558.28 and 2,478.58 is: 3,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.59 : 5,558.28 = 2,478.58 : x
  2. Step 2: Convert to fraction form
    3,710.59/5,558.28 = 2,478.58/x
  3. Step 3: Cross multiply
    3,710.59x = 5,558.28 × 2,478.58
  4. Step 4: Simplify right side
    3,710.59x = 13,776,641.64
  5. Step 5: Solve for x
    x = 13,776,641.64/3,710.59
  6. Step 6: Final answer
    x = 3,712.79

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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.