Home / 5,675.66-8,510.86-3,141.05

Finding the Fourth Proportional to 5,675.66, 8,510.86 and 3,141.05

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Solution

The fourth proportional to 5,675.66, 8,510.86 and 3,141.05 is: 4,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.66 : 8,510.86 = 3,141.05 : x
  2. Step 2: Convert to fraction form
    5,675.66/8,510.86 = 3,141.05/x
  3. Step 3: Cross multiply
    5,675.66x = 8,510.86 × 3,141.05
  4. Step 4: Simplify right side
    5,675.66x = 26,733,007.67
  5. Step 5: Solve for x
    x = 26,733,007.67/5,675.66
  6. Step 6: Final answer
    x = 4,710.12

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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.