Home / 5,247.04-7,242.36-3,256.45

Finding the Fourth Proportional to 5,247.04, 7,242.36 and 3,256.45

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Solution

The fourth proportional to 5,247.04, 7,242.36 and 3,256.45 is: 4,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.04 : 7,242.36 = 3,256.45 : x
  2. Step 2: Convert to fraction form
    5,247.04/7,242.36 = 3,256.45/x
  3. Step 3: Cross multiply
    5,247.04x = 7,242.36 × 3,256.45
  4. Step 4: Simplify right side
    5,247.04x = 23,584,383.22
  5. Step 5: Solve for x
    x = 23,584,383.22/5,247.04
  6. Step 6: Final answer
    x = 4,494.80

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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.