Home / 2,925.90-4,385.74-1,364.09

Finding the Fourth Proportional to 2,925.90, 4,385.74 and 1,364.09

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Solution

The fourth proportional to 2,925.90, 4,385.74 and 1,364.09 is: 2,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.90 : 4,385.74 = 1,364.09 : x
  2. Step 2: Convert to fraction form
    2,925.90/4,385.74 = 1,364.09/x
  3. Step 3: Cross multiply
    2,925.90x = 4,385.74 × 1,364.09
  4. Step 4: Simplify right side
    2,925.90x = 5,982,544.08
  5. Step 5: Solve for x
    x = 5,982,544.08/2,925.90
  6. Step 6: Final answer
    x = 2,044.69

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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.