Home / 6,862.84-10,294.28-1,668.71

Finding the Fourth Proportional to 6,862.84, 10,294.28 and 1,668.71

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Solution

The fourth proportional to 6,862.84, 10,294.28 and 1,668.71 is: 2,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.84 : 10,294.28 = 1,668.71 : x
  2. Step 2: Convert to fraction form
    6,862.84/10,294.28 = 1,668.71/x
  3. Step 3: Cross multiply
    6,862.84x = 10,294.28 × 1,668.71
  4. Step 4: Simplify right side
    6,862.84x = 17,178,167.98
  5. Step 5: Solve for x
    x = 17,178,167.98/6,862.84
  6. Step 6: Final answer
    x = 2,503.07

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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.