Home / 3,095.72-4,642.33-1,148.08

Finding the Fourth Proportional to 3,095.72, 4,642.33 and 1,148.08

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Solution

The fourth proportional to 3,095.72, 4,642.33 and 1,148.08 is: 1,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.72 : 4,642.33 = 1,148.08 : x
  2. Step 2: Convert to fraction form
    3,095.72/4,642.33 = 1,148.08/x
  3. Step 3: Cross multiply
    3,095.72x = 4,642.33 × 1,148.08
  4. Step 4: Simplify right side
    3,095.72x = 5,329,766.23
  5. Step 5: Solve for x
    x = 5,329,766.23/3,095.72
  6. Step 6: Final answer
    x = 1,721.66

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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.