Home / 5,266.44-7,258.68-4,085.28

Finding the Fourth Proportional to 5,266.44, 7,258.68 and 4,085.28

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Solution

The fourth proportional to 5,266.44, 7,258.68 and 4,085.28 is: 5,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.44 : 7,258.68 = 4,085.28 : x
  2. Step 2: Convert to fraction form
    5,266.44/7,258.68 = 4,085.28/x
  3. Step 3: Cross multiply
    5,266.44x = 7,258.68 × 4,085.28
  4. Step 4: Simplify right side
    5,266.44x = 29,653,740.23
  5. Step 5: Solve for x
    x = 29,653,740.23/5,266.44
  6. Step 6: Final answer
    x = 5,630.70

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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.