Home / 4,873.95-7,305.57-1,911.50

Finding the Fourth Proportional to 4,873.95, 7,305.57 and 1,911.50

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Solution

The fourth proportional to 4,873.95, 7,305.57 and 1,911.50 is: 2,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.95 : 7,305.57 = 1,911.50 : x
  2. Step 2: Convert to fraction form
    4,873.95/7,305.57 = 1,911.50/x
  3. Step 3: Cross multiply
    4,873.95x = 7,305.57 × 1,911.50
  4. Step 4: Simplify right side
    4,873.95x = 13,964,560.53
  5. Step 5: Solve for x
    x = 13,964,560.53/4,873.95
  6. Step 6: Final answer
    x = 2,865.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.