Home / 5,184.19-7,154.40-2,826.46

Finding the Fourth Proportional to 5,184.19, 7,154.40 and 2,826.46

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Solution

The fourth proportional to 5,184.19, 7,154.40 and 2,826.46 is: 3,900.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.19 : 7,154.40 = 2,826.46 : x
  2. Step 2: Convert to fraction form
    5,184.19/7,154.40 = 2,826.46/x
  3. Step 3: Cross multiply
    5,184.19x = 7,154.40 × 2,826.46
  4. Step 4: Simplify right side
    5,184.19x = 20,221,625.42
  5. Step 5: Solve for x
    x = 20,221,625.42/5,184.19
  6. Step 6: Final answer
    x = 3,900.63

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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.