Home / 2,920.93-4,031.35-1,725.93

Finding the Fourth Proportional to 2,920.93, 4,031.35 and 1,725.93

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Solution

The fourth proportional to 2,920.93, 4,031.35 and 1,725.93 is: 2,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.93 : 4,031.35 = 1,725.93 : x
  2. Step 2: Convert to fraction form
    2,920.93/4,031.35 = 1,725.93/x
  3. Step 3: Cross multiply
    2,920.93x = 4,031.35 × 1,725.93
  4. Step 4: Simplify right side
    2,920.93x = 6,957,823.59
  5. Step 5: Solve for x
    x = 6,957,823.59/2,920.93
  6. Step 6: Final answer
    x = 2,382.06

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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.