Home / 5,351.61-8,025.45-1,840.62

Finding the Fourth Proportional to 5,351.61, 8,025.45 and 1,840.62

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Solution

The fourth proportional to 5,351.61, 8,025.45 and 1,840.62 is: 2,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.61 : 8,025.45 = 1,840.62 : x
  2. Step 2: Convert to fraction form
    5,351.61/8,025.45 = 1,840.62/x
  3. Step 3: Cross multiply
    5,351.61x = 8,025.45 × 1,840.62
  4. Step 4: Simplify right side
    5,351.61x = 14,771,803.78
  5. Step 5: Solve for x
    x = 14,771,803.78/5,351.61
  6. Step 6: Final answer
    x = 2,760.25

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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.