Home / 1,925.47-2,884.79-1,578.29

Finding the Fourth Proportional to 1,925.47, 2,884.79 and 1,578.29

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Solution

The fourth proportional to 1,925.47, 2,884.79 and 1,578.29 is: 2,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.47 : 2,884.79 = 1,578.29 : x
  2. Step 2: Convert to fraction form
    1,925.47/2,884.79 = 1,578.29/x
  3. Step 3: Cross multiply
    1,925.47x = 2,884.79 × 1,578.29
  4. Step 4: Simplify right side
    1,925.47x = 4,553,020.29
  5. Step 5: Solve for x
    x = 4,553,020.29/1,925.47
  6. Step 6: Final answer
    x = 2,364.63

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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.