Home / 4,519.04-6,772.52-1,918.72

Finding the Fourth Proportional to 4,519.04, 6,772.52 and 1,918.72

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Solution

The fourth proportional to 4,519.04, 6,772.52 and 1,918.72 is: 2,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.04 : 6,772.52 = 1,918.72 : x
  2. Step 2: Convert to fraction form
    4,519.04/6,772.52 = 1,918.72/x
  3. Step 3: Cross multiply
    4,519.04x = 6,772.52 × 1,918.72
  4. Step 4: Simplify right side
    4,519.04x = 12,994,569.57
  5. Step 5: Solve for x
    x = 12,994,569.57/4,519.04
  6. Step 6: Final answer
    x = 2,875.52

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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.