Home / 2,423.07-3,343.86-1,375.13

Finding the Fourth Proportional to 2,423.07, 3,343.86 and 1,375.13

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Solution

The fourth proportional to 2,423.07, 3,343.86 and 1,375.13 is: 1,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.07 : 3,343.86 = 1,375.13 : x
  2. Step 2: Convert to fraction form
    2,423.07/3,343.86 = 1,375.13/x
  3. Step 3: Cross multiply
    2,423.07x = 3,343.86 × 1,375.13
  4. Step 4: Simplify right side
    2,423.07x = 4,598,225.48
  5. Step 5: Solve for x
    x = 4,598,225.48/2,423.07
  6. Step 6: Final answer
    x = 1,897.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.