Home / 5,297.16-7,940.88-2,697.06

Finding the Fourth Proportional to 5,297.16, 7,940.88 and 2,697.06

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Solution

The fourth proportional to 5,297.16, 7,940.88 and 2,697.06 is: 4,043.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.16 : 7,940.88 = 2,697.06 : x
  2. Step 2: Convert to fraction form
    5,297.16/7,940.88 = 2,697.06/x
  3. Step 3: Cross multiply
    5,297.16x = 7,940.88 × 2,697.06
  4. Step 4: Simplify right side
    5,297.16x = 21,417,029.81
  5. Step 5: Solve for x
    x = 21,417,029.81/5,297.16
  6. Step 6: Final answer
    x = 4,043.12

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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.