Home / 5,184.76-7,155.04-2,826.90

Finding the Fourth Proportional to 5,184.76, 7,155.04 and 2,826.90

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Solution

The fourth proportional to 5,184.76, 7,155.04 and 2,826.90 is: 3,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.76 : 7,155.04 = 2,826.90 : x
  2. Step 2: Convert to fraction form
    5,184.76/7,155.04 = 2,826.90/x
  3. Step 3: Cross multiply
    5,184.76x = 7,155.04 × 2,826.90
  4. Step 4: Simplify right side
    5,184.76x = 20,226,582.58
  5. Step 5: Solve for x
    x = 20,226,582.58/5,184.76
  6. Step 6: Final answer
    x = 3,901.16

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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.