Home / 5,020.64-7,531.06-3,533.78

Finding the Fourth Proportional to 5,020.64, 7,531.06 and 3,533.78

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Solution

The fourth proportional to 5,020.64, 7,531.06 and 3,533.78 is: 5,300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.64 : 7,531.06 = 3,533.78 : x
  2. Step 2: Convert to fraction form
    5,020.64/7,531.06 = 3,533.78/x
  3. Step 3: Cross multiply
    5,020.64x = 7,531.06 × 3,533.78
  4. Step 4: Simplify right side
    5,020.64x = 26,613,109.21
  5. Step 5: Solve for x
    x = 26,613,109.21/5,020.64
  6. Step 6: Final answer
    x = 5,300.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.