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Finding the Fourth Proportional to 3,340.44, 5,010.27 and 875.51

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Solution

The fourth proportional to 3,340.44, 5,010.27 and 875.51 is: 1,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.44 : 5,010.27 = 875.51 : x
  2. Step 2: Convert to fraction form
    3,340.44/5,010.27 = 875.51/x
  3. Step 3: Cross multiply
    3,340.44x = 5,010.27 × 875.51
  4. Step 4: Simplify right side
    3,340.44x = 4,386,516.44
  5. Step 5: Solve for x
    x = 4,386,516.44/3,340.44
  6. Step 6: Final answer
    x = 1,313.16

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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.