Home / 9,350.66-12,902.56-5,371.01

Finding the Fourth Proportional to 9,350.66, 12,902.56 and 5,371.01

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Solution

The fourth proportional to 9,350.66, 12,902.56 and 5,371.01 is: 7,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.66 : 12,902.56 = 5,371.01 : x
  2. Step 2: Convert to fraction form
    9,350.66/12,902.56 = 5,371.01/x
  3. Step 3: Cross multiply
    9,350.66x = 12,902.56 × 5,371.01
  4. Step 4: Simplify right side
    9,350.66x = 69,299,749.23
  5. Step 5: Solve for x
    x = 69,299,749.23/9,350.66
  6. Step 6: Final answer
    x = 7,411.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.