Home / 3,724.40-5,585.67-1,259.16

Finding the Fourth Proportional to 3,724.40, 5,585.67 and 1,259.16

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Solution

The fourth proportional to 3,724.40, 5,585.67 and 1,259.16 is: 1,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.40 : 5,585.67 = 1,259.16 : x
  2. Step 2: Convert to fraction form
    3,724.40/5,585.67 = 1,259.16/x
  3. Step 3: Cross multiply
    3,724.40x = 5,585.67 × 1,259.16
  4. Step 4: Simplify right side
    3,724.40x = 7,033,252.24
  5. Step 5: Solve for x
    x = 7,033,252.24/3,724.40
  6. Step 6: Final answer
    x = 1,888.43

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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.