Home / 7,244.16-10,001.92-4,889.60

Finding the Fourth Proportional to 7,244.16, 10,001.92 and 4,889.60

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Solution

The fourth proportional to 7,244.16, 10,001.92 and 4,889.60 is: 6,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.16 : 10,001.92 = 4,889.60 : x
  2. Step 2: Convert to fraction form
    7,244.16/10,001.92 = 4,889.60/x
  3. Step 3: Cross multiply
    7,244.16x = 10,001.92 × 4,889.60
  4. Step 4: Simplify right side
    7,244.16x = 48,905,388.03
  5. Step 5: Solve for x
    x = 48,905,388.03/7,244.16
  6. Step 6: Final answer
    x = 6,751.01

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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.