Home / 5,253.16-7,249.36-2,895.35

Finding the Fourth Proportional to 5,253.16, 7,249.36 and 2,895.35

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Solution

The fourth proportional to 5,253.16, 7,249.36 and 2,895.35 is: 3,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.16 : 7,249.36 = 2,895.35 : x
  2. Step 2: Convert to fraction form
    5,253.16/7,249.36 = 2,895.35/x
  3. Step 3: Cross multiply
    5,253.16x = 7,249.36 × 2,895.35
  4. Step 4: Simplify right side
    5,253.16x = 20,989,434.48
  5. Step 5: Solve for x
    x = 20,989,434.48/5,253.16
  6. Step 6: Final answer
    x = 3,995.58

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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.