Home / 5,315.00-7,334.69-2,957.14

Finding the Fourth Proportional to 5,315.00, 7,334.69 and 2,957.14

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Solution

The fourth proportional to 5,315.00, 7,334.69 and 2,957.14 is: 4,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.00 : 7,334.69 = 2,957.14 : x
  2. Step 2: Convert to fraction form
    5,315.00/7,334.69 = 2,957.14/x
  3. Step 3: Cross multiply
    5,315.00x = 7,334.69 × 2,957.14
  4. Step 4: Simplify right side
    5,315.00x = 21,689,674.95
  5. Step 5: Solve for x
    x = 21,689,674.95/5,315.00
  6. Step 6: Final answer
    x = 4,080.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.