Home / 5,397.10-7,448.01-3,039.10

Finding the Fourth Proportional to 5,397.10, 7,448.01 and 3,039.10

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Solution

The fourth proportional to 5,397.10, 7,448.01 and 3,039.10 is: 4,193.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.10 : 7,448.01 = 3,039.10 : x
  2. Step 2: Convert to fraction form
    5,397.10/7,448.01 = 3,039.10/x
  3. Step 3: Cross multiply
    5,397.10x = 7,448.01 × 3,039.10
  4. Step 4: Simplify right side
    5,397.10x = 22,635,247.19
  5. Step 5: Solve for x
    x = 22,635,247.19/5,397.10
  6. Step 6: Final answer
    x = 4,193.96

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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.