Home / 4,343.70-6,515.55-4,154.10

Finding the Fourth Proportional to 4,343.70, 6,515.55 and 4,154.10

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Solution

The fourth proportional to 4,343.70, 6,515.55 and 4,154.10 is: 6,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.70 : 6,515.55 = 4,154.10 : x
  2. Step 2: Convert to fraction form
    4,343.70/6,515.55 = 4,154.10/x
  3. Step 3: Cross multiply
    4,343.70x = 6,515.55 × 4,154.10
  4. Step 4: Simplify right side
    4,343.70x = 27,066,246.26
  5. Step 5: Solve for x
    x = 27,066,246.26/4,343.70
  6. Step 6: Final answer
    x = 6,231.15

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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.