Home / 2,292.60-3,167.46-2,117.64

Finding the Fourth Proportional to 2,292.60, 3,167.46 and 2,117.64

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Solution

The fourth proportional to 2,292.60, 3,167.46 and 2,117.64 is: 2,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.60 : 3,167.46 = 2,117.64 : x
  2. Step 2: Convert to fraction form
    2,292.60/3,167.46 = 2,117.64/x
  3. Step 3: Cross multiply
    2,292.60x = 3,167.46 × 2,117.64
  4. Step 4: Simplify right side
    2,292.60x = 6,707,539.99
  5. Step 5: Solve for x
    x = 6,707,539.99/2,292.60
  6. Step 6: Final answer
    x = 2,925.73

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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.