Home / 5,039.79-7,522.70-4,668.69

Finding the Fourth Proportional to 5,039.79, 7,522.70 and 4,668.69

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Solution

The fourth proportional to 5,039.79, 7,522.70 and 4,668.69 is: 6,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.79 : 7,522.70 = 4,668.69 : x
  2. Step 2: Convert to fraction form
    5,039.79/7,522.70 = 4,668.69/x
  3. Step 3: Cross multiply
    5,039.79x = 7,522.70 × 4,668.69
  4. Step 4: Simplify right side
    5,039.79x = 35,121,130.92
  5. Step 5: Solve for x
    x = 35,121,130.92/5,039.79
  6. Step 6: Final answer
    x = 6,968.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.