Home / 7,680.28-10,598.60-5,027.64

Finding the Fourth Proportional to 7,680.28, 10,598.60 and 5,027.64

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Solution

The fourth proportional to 7,680.28, 10,598.60 and 5,027.64 is: 6,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.28 : 10,598.60 = 5,027.64 : x
  2. Step 2: Convert to fraction form
    7,680.28/10,598.60 = 5,027.64/x
  3. Step 3: Cross multiply
    7,680.28x = 10,598.60 × 5,027.64
  4. Step 4: Simplify right side
    7,680.28x = 53,285,945.30
  5. Step 5: Solve for x
    x = 53,285,945.30/7,680.28
  6. Step 6: Final answer
    x = 6,938.02

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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.