Home / 3,089.18-4,263.46-2,301.86

Finding the Fourth Proportional to 3,089.18, 4,263.46 and 2,301.86

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Solution

The fourth proportional to 3,089.18, 4,263.46 and 2,301.86 is: 3,176.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.18 : 4,263.46 = 2,301.86 : x
  2. Step 2: Convert to fraction form
    3,089.18/4,263.46 = 2,301.86/x
  3. Step 3: Cross multiply
    3,089.18x = 4,263.46 × 2,301.86
  4. Step 4: Simplify right side
    3,089.18x = 9,813,888.04
  5. Step 5: Solve for x
    x = 9,813,888.04/3,089.18
  6. Step 6: Final answer
    x = 3,176.86

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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.