Home / 4,972.11-7,455.59-1,684.18

Finding the Fourth Proportional to 4,972.11, 7,455.59 and 1,684.18

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Solution

The fourth proportional to 4,972.11, 7,455.59 and 1,684.18 is: 2,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.11 : 7,455.59 = 1,684.18 : x
  2. Step 2: Convert to fraction form
    4,972.11/7,455.59 = 1,684.18/x
  3. Step 3: Cross multiply
    4,972.11x = 7,455.59 × 1,684.18
  4. Step 4: Simplify right side
    4,972.11x = 12,556,555.57
  5. Step 5: Solve for x
    x = 12,556,555.57/4,972.11
  6. Step 6: Final answer
    x = 2,525.40

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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.