Home / 4,871.10-7,304.46-1,407.54

Finding the Fourth Proportional to 4,871.10, 7,304.46 and 1,407.54

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Solution

The fourth proportional to 4,871.10, 7,304.46 and 1,407.54 is: 2,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.10 : 7,304.46 = 1,407.54 : x
  2. Step 2: Convert to fraction form
    4,871.10/7,304.46 = 1,407.54/x
  3. Step 3: Cross multiply
    4,871.10x = 7,304.46 × 1,407.54
  4. Step 4: Simplify right side
    4,871.10x = 10,281,319.63
  5. Step 5: Solve for x
    x = 10,281,319.63/4,871.10
  6. Step 6: Final answer
    x = 2,110.68

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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.