Home / 5,184.65-7,154.84-2,826.79

Finding the Fourth Proportional to 5,184.65, 7,154.84 and 2,826.79

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Solution

The fourth proportional to 5,184.65, 7,154.84 and 2,826.79 is: 3,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.65 : 7,154.84 = 2,826.79 : x
  2. Step 2: Convert to fraction form
    5,184.65/7,154.84 = 2,826.79/x
  3. Step 3: Cross multiply
    5,184.65x = 7,154.84 × 2,826.79
  4. Step 4: Simplify right side
    5,184.65x = 20,225,230.16
  5. Step 5: Solve for x
    x = 20,225,230.16/5,184.65
  6. Step 6: Final answer
    x = 3,900.98

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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.