Home / 4,869.95-7,305.65-1,948.19

Finding the Fourth Proportional to 4,869.95, 7,305.65 and 1,948.19

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Solution

The fourth proportional to 4,869.95, 7,305.65 and 1,948.19 is: 2,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.95 : 7,305.65 = 1,948.19 : x
  2. Step 2: Convert to fraction form
    4,869.95/7,305.65 = 1,948.19/x
  3. Step 3: Cross multiply
    4,869.95x = 7,305.65 × 1,948.19
  4. Step 4: Simplify right side
    4,869.95x = 14,232,794.27
  5. Step 5: Solve for x
    x = 14,232,794.27/4,869.95
  6. Step 6: Final answer
    x = 2,922.58

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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.