Home / 6,351.61-8,762.28-4,114.21

Finding the Fourth Proportional to 6,351.61, 8,762.28 and 4,114.21

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Solution

The fourth proportional to 6,351.61, 8,762.28 and 4,114.21 is: 5,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.61 : 8,762.28 = 4,114.21 : x
  2. Step 2: Convert to fraction form
    6,351.61/8,762.28 = 4,114.21/x
  3. Step 3: Cross multiply
    6,351.61x = 8,762.28 × 4,114.21
  4. Step 4: Simplify right side
    6,351.61x = 36,049,860.00
  5. Step 5: Solve for x
    x = 36,049,860.00/6,351.61
  6. Step 6: Final answer
    x = 5,675.70

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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.