Home / 5,545-8,319.58-2,258.92

Finding the Fourth Proportional to 5,545, 8,319.58 and 2,258.92

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Solution

The fourth proportional to 5,545, 8,319.58 and 2,258.92 is: 3,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545 : 8,319.58 = 2,258.92 : x
  2. Step 2: Convert to fraction form
    5,545/8,319.58 = 2,258.92/x
  3. Step 3: Cross multiply
    5,545x = 8,319.58 × 2,258.92
  4. Step 4: Simplify right side
    5,545x = 18,793,265.65
  5. Step 5: Solve for x
    x = 18,793,265.65/5,545
  6. Step 6: Final answer
    x = 3,389.23

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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.