Home / 6,898.92-10,348.38-4,126.40

Finding the Fourth Proportional to 6,898.92, 10,348.38 and 4,126.40

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Solution

The fourth proportional to 6,898.92, 10,348.38 and 4,126.40 is: 6,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.92 : 10,348.38 = 4,126.40 : x
  2. Step 2: Convert to fraction form
    6,898.92/10,348.38 = 4,126.40/x
  3. Step 3: Cross multiply
    6,898.92x = 10,348.38 × 4,126.40
  4. Step 4: Simplify right side
    6,898.92x = 42,701,581.10
  5. Step 5: Solve for x
    x = 42,701,581.10/6,898.92
  6. Step 6: Final answer
    x = 6,189.60

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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.