Home / 6,899.81-10,350.45-2,951.48

Finding the Fourth Proportional to 6,899.81, 10,350.45 and 2,951.48

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Solution

The fourth proportional to 6,899.81, 10,350.45 and 2,951.48 is: 4,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.81 : 10,350.45 = 2,951.48 : x
  2. Step 2: Convert to fraction form
    6,899.81/10,350.45 = 2,951.48/x
  3. Step 3: Cross multiply
    6,899.81x = 10,350.45 × 2,951.48
  4. Step 4: Simplify right side
    6,899.81x = 30,549,094.41
  5. Step 5: Solve for x
    x = 30,549,094.41/6,899.81
  6. Step 6: Final answer
    x = 4,427.53

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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.