Home / 5,012.38-7,521.32-2,547.41

Finding the Fourth Proportional to 5,012.38, 7,521.32 and 2,547.41

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Solution

The fourth proportional to 5,012.38, 7,521.32 and 2,547.41 is: 3,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.38 : 7,521.32 = 2,547.41 : x
  2. Step 2: Convert to fraction form
    5,012.38/7,521.32 = 2,547.41/x
  3. Step 3: Cross multiply
    5,012.38x = 7,521.32 × 2,547.41
  4. Step 4: Simplify right side
    5,012.38x = 19,159,835.44
  5. Step 5: Solve for x
    x = 19,159,835.44/5,012.38
  6. Step 6: Final answer
    x = 3,822.51

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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.