Home / 5,184.77-7,155.02-2,826.95

Finding the Fourth Proportional to 5,184.77, 7,155.02 and 2,826.95

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Solution

The fourth proportional to 5,184.77, 7,155.02 and 2,826.95 is: 3,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.77 : 7,155.02 = 2,826.95 : x
  2. Step 2: Convert to fraction form
    5,184.77/7,155.02 = 2,826.95/x
  3. Step 3: Cross multiply
    5,184.77x = 7,155.02 × 2,826.95
  4. Step 4: Simplify right side
    5,184.77x = 20,226,869.65
  5. Step 5: Solve for x
    x = 20,226,869.65/5,184.77
  6. Step 6: Final answer
    x = 3,901.21

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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.