Home / 6,901.60-10,349.70-2,516.80

Finding the Fourth Proportional to 6,901.60, 10,349.70 and 2,516.80

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Solution

The fourth proportional to 6,901.60, 10,349.70 and 2,516.80 is: 3,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.60 : 10,349.70 = 2,516.80 : x
  2. Step 2: Convert to fraction form
    6,901.60/10,349.70 = 2,516.80/x
  3. Step 3: Cross multiply
    6,901.60x = 10,349.70 × 2,516.80
  4. Step 4: Simplify right side
    6,901.60x = 26,048,124.96
  5. Step 5: Solve for x
    x = 26,048,124.96/6,901.60
  6. Step 6: Final answer
    x = 3,774.22

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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.