Home / 5,257.28-7,260.48-3,586.08

Finding the Fourth Proportional to 5,257.28, 7,260.48 and 3,586.08

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Solution

The fourth proportional to 5,257.28, 7,260.48 and 3,586.08 is: 4,952.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.28 : 7,260.48 = 3,586.08 : x
  2. Step 2: Convert to fraction form
    5,257.28/7,260.48 = 3,586.08/x
  3. Step 3: Cross multiply
    5,257.28x = 7,260.48 × 3,586.08
  4. Step 4: Simplify right side
    5,257.28x = 26,036,662.12
  5. Step 5: Solve for x
    x = 26,036,662.12/5,257.28
  6. Step 6: Final answer
    x = 4,952.50

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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.