Home / 6,901.70-10,352.55-3,615.80

Finding the Fourth Proportional to 6,901.70, 10,352.55 and 3,615.80

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Solution

The fourth proportional to 6,901.70, 10,352.55 and 3,615.80 is: 5,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.70 : 10,352.55 = 3,615.80 : x
  2. Step 2: Convert to fraction form
    6,901.70/10,352.55 = 3,615.80/x
  3. Step 3: Cross multiply
    6,901.70x = 10,352.55 × 3,615.80
  4. Step 4: Simplify right side
    6,901.70x = 37,432,750.29
  5. Step 5: Solve for x
    x = 37,432,750.29/6,901.70
  6. Step 6: Final answer
    x = 5,423.70

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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.