Home / 5,088.94-7,023.03-2,851.54

Finding the Fourth Proportional to 5,088.94, 7,023.03 and 2,851.54

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Solution

The fourth proportional to 5,088.94, 7,023.03 and 2,851.54 is: 3,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.94 : 7,023.03 = 2,851.54 : x
  2. Step 2: Convert to fraction form
    5,088.94/7,023.03 = 2,851.54/x
  3. Step 3: Cross multiply
    5,088.94x = 7,023.03 × 2,851.54
  4. Step 4: Simplify right side
    5,088.94x = 20,026,410.20
  5. Step 5: Solve for x
    x = 20,026,410.20/5,088.94
  6. Step 6: Final answer
    x = 3,935.28

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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.