Home / 5,088.28-7,629.46-1,577.35

Finding the Fourth Proportional to 5,088.28, 7,629.46 and 1,577.35

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Solution

The fourth proportional to 5,088.28, 7,629.46 and 1,577.35 is: 2,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.28 : 7,629.46 = 1,577.35 : x
  2. Step 2: Convert to fraction form
    5,088.28/7,629.46 = 1,577.35/x
  3. Step 3: Cross multiply
    5,088.28x = 7,629.46 × 1,577.35
  4. Step 4: Simplify right side
    5,088.28x = 12,034,328.73
  5. Step 5: Solve for x
    x = 12,034,328.73/5,088.28
  6. Step 6: Final answer
    x = 2,365.11

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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.