Home / 4,688.62-7,032.84-2,717.20

Finding the Fourth Proportional to 4,688.62, 7,032.84 and 2,717.20

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Solution

The fourth proportional to 4,688.62, 7,032.84 and 2,717.20 is: 4,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.62 : 7,032.84 = 2,717.20 : x
  2. Step 2: Convert to fraction form
    4,688.62/7,032.84 = 2,717.20/x
  3. Step 3: Cross multiply
    4,688.62x = 7,032.84 × 2,717.20
  4. Step 4: Simplify right side
    4,688.62x = 19,109,632.85
  5. Step 5: Solve for x
    x = 19,109,632.85/4,688.62
  6. Step 6: Final answer
    x = 4,075.75

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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.