Home / 5,314.68-7,334.58-2,956.80

Finding the Fourth Proportional to 5,314.68, 7,334.58 and 2,956.80

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Solution

The fourth proportional to 5,314.68, 7,334.58 and 2,956.80 is: 4,080.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.68 : 7,334.58 = 2,956.80 : x
  2. Step 2: Convert to fraction form
    5,314.68/7,334.58 = 2,956.80/x
  3. Step 3: Cross multiply
    5,314.68x = 7,334.58 × 2,956.80
  4. Step 4: Simplify right side
    5,314.68x = 21,686,886.14
  5. Step 5: Solve for x
    x = 21,686,886.14/5,314.68
  6. Step 6: Final answer
    x = 4,080.56

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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.