Home / 5,253.36-7,247.34-3,458.53

Finding the Fourth Proportional to 5,253.36, 7,247.34 and 3,458.53

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Solution

The fourth proportional to 5,253.36, 7,247.34 and 3,458.53 is: 4,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.36 : 7,247.34 = 3,458.53 : x
  2. Step 2: Convert to fraction form
    5,253.36/7,247.34 = 3,458.53/x
  3. Step 3: Cross multiply
    5,253.36x = 7,247.34 × 3,458.53
  4. Step 4: Simplify right side
    5,253.36x = 25,065,142.81
  5. Step 5: Solve for x
    x = 25,065,142.81/5,253.36
  6. Step 6: Final answer
    x = 4,771.26

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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.