Home / 5,071.32-7,607.52-3,100.32

Finding the Fourth Proportional to 5,071.32, 7,607.52 and 3,100.32

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Solution

The fourth proportional to 5,071.32, 7,607.52 and 3,100.32 is: 4,650.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.32 : 7,607.52 = 3,100.32 : x
  2. Step 2: Convert to fraction form
    5,071.32/7,607.52 = 3,100.32/x
  3. Step 3: Cross multiply
    5,071.32x = 7,607.52 × 3,100.32
  4. Step 4: Simplify right side
    5,071.32x = 23,585,746.41
  5. Step 5: Solve for x
    x = 23,585,746.41/5,071.32
  6. Step 6: Final answer
    x = 4,650.81

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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.