Home / 4,148.60-5,724.98-2,285.60

Finding the Fourth Proportional to 4,148.60, 5,724.98 and 2,285.60

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Solution

The fourth proportional to 4,148.60, 5,724.98 and 2,285.60 is: 3,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.60 : 5,724.98 = 2,285.60 : x
  2. Step 2: Convert to fraction form
    4,148.60/5,724.98 = 2,285.60/x
  3. Step 3: Cross multiply
    4,148.60x = 5,724.98 × 2,285.60
  4. Step 4: Simplify right side
    4,148.60x = 13,085,014.29
  5. Step 5: Solve for x
    x = 13,085,014.29/4,148.60
  6. Step 6: Final answer
    x = 3,154.08

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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.