Home / 4,343.76-6,514.56-1,423.80

Finding the Fourth Proportional to 4,343.76, 6,514.56 and 1,423.80

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Solution

The fourth proportional to 4,343.76, 6,514.56 and 1,423.80 is: 2,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.76 : 6,514.56 = 1,423.80 : x
  2. Step 2: Convert to fraction form
    4,343.76/6,514.56 = 1,423.80/x
  3. Step 3: Cross multiply
    4,343.76x = 6,514.56 × 1,423.80
  4. Step 4: Simplify right side
    4,343.76x = 9,275,430.53
  5. Step 5: Solve for x
    x = 9,275,430.53/4,343.76
  6. Step 6: Final answer
    x = 2,135.35

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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.