Home / 5,253.05-7,249.37-2,895.35

Finding the Fourth Proportional to 5,253.05, 7,249.37 and 2,895.35

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Solution

The fourth proportional to 5,253.05, 7,249.37 and 2,895.35 is: 3,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.05 : 7,249.37 = 2,895.35 : x
  2. Step 2: Convert to fraction form
    5,253.05/7,249.37 = 2,895.35/x
  3. Step 3: Cross multiply
    5,253.05x = 7,249.37 × 2,895.35
  4. Step 4: Simplify right side
    5,253.05x = 20,989,412.71
  5. Step 5: Solve for x
    x = 20,989,412.71/5,253.05
  6. Step 6: Final answer
    x = 3,995.66

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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.