Home / 3,518.93-4,856.24-1,947.02

Finding the Fourth Proportional to 3,518.93, 4,856.24 and 1,947.02

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Solution

The fourth proportional to 3,518.93, 4,856.24 and 1,947.02 is: 2,686.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.93 : 4,856.24 = 1,947.02 : x
  2. Step 2: Convert to fraction form
    3,518.93/4,856.24 = 1,947.02/x
  3. Step 3: Cross multiply
    3,518.93x = 4,856.24 × 1,947.02
  4. Step 4: Simplify right side
    3,518.93x = 9,455,198.81
  5. Step 5: Solve for x
    x = 9,455,198.81/3,518.93
  6. Step 6: Final answer
    x = 2,686.95

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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.