Home / 4,708.27-7,062.46-1,421.39

Finding the Fourth Proportional to 4,708.27, 7,062.46 and 1,421.39

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Solution

The fourth proportional to 4,708.27, 7,062.46 and 1,421.39 is: 2,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.27 : 7,062.46 = 1,421.39 : x
  2. Step 2: Convert to fraction form
    4,708.27/7,062.46 = 1,421.39/x
  3. Step 3: Cross multiply
    4,708.27x = 7,062.46 × 1,421.39
  4. Step 4: Simplify right side
    4,708.27x = 10,038,510.02
  5. Step 5: Solve for x
    x = 10,038,510.02/4,708.27
  6. Step 6: Final answer
    x = 2,132.10

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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.