Home / 2,915.51-4,370.83-1,452.65

Finding the Fourth Proportional to 2,915.51, 4,370.83 and 1,452.65

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Solution

The fourth proportional to 2,915.51, 4,370.83 and 1,452.65 is: 2,177.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.51 : 4,370.83 = 1,452.65 : x
  2. Step 2: Convert to fraction form
    2,915.51/4,370.83 = 1,452.65/x
  3. Step 3: Cross multiply
    2,915.51x = 4,370.83 × 1,452.65
  4. Step 4: Simplify right side
    2,915.51x = 6,349,260.71
  5. Step 5: Solve for x
    x = 6,349,260.71/2,915.51
  6. Step 6: Final answer
    x = 2,177.76

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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.