Home / 5,003.64-7,501.28-3,150.16

Finding the Fourth Proportional to 5,003.64, 7,501.28 and 3,150.16

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Solution

The fourth proportional to 5,003.64, 7,501.28 and 3,150.16 is: 4,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.64 : 7,501.28 = 3,150.16 : x
  2. Step 2: Convert to fraction form
    5,003.64/7,501.28 = 3,150.16/x
  3. Step 3: Cross multiply
    5,003.64x = 7,501.28 × 3,150.16
  4. Step 4: Simplify right side
    5,003.64x = 23,630,197.70
  5. Step 5: Solve for x
    x = 23,630,197.70/5,003.64
  6. Step 6: Final answer
    x = 4,722.60

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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.