Home / 4,041.78-6,065.46-2,655.78

Finding the Fourth Proportional to 4,041.78, 6,065.46 and 2,655.78

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Solution

The fourth proportional to 4,041.78, 6,065.46 and 2,655.78 is: 3,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,041.78 : 6,065.46 = 2,655.78 : x
  2. Step 2: Convert to fraction form
    4,041.78/6,065.46 = 2,655.78/x
  3. Step 3: Cross multiply
    4,041.78x = 6,065.46 × 2,655.78
  4. Step 4: Simplify right side
    4,041.78x = 16,108,527.36
  5. Step 5: Solve for x
    x = 16,108,527.36/4,041.78
  6. Step 6: Final answer
    x = 3,985.50

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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.