Home / 7,368.01-10,171.62-5,685.64

Finding the Fourth Proportional to 7,368.01, 10,171.62 and 5,685.64

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Solution

The fourth proportional to 7,368.01, 10,171.62 and 5,685.64 is: 7,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.01 : 10,171.62 = 5,685.64 : x
  2. Step 2: Convert to fraction form
    7,368.01/10,171.62 = 5,685.64/x
  3. Step 3: Cross multiply
    7,368.01x = 10,171.62 × 5,685.64
  4. Step 4: Simplify right side
    7,368.01x = 57,832,169.54
  5. Step 5: Solve for x
    x = 57,832,169.54/7,368.01
  6. Step 6: Final answer
    x = 7,849.09

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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.