Home / 5,272.04-7,908.06-1,376.45

Finding the Fourth Proportional to 5,272.04, 7,908.06 and 1,376.45

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Solution

The fourth proportional to 5,272.04, 7,908.06 and 1,376.45 is: 2,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.04 : 7,908.06 = 1,376.45 : x
  2. Step 2: Convert to fraction form
    5,272.04/7,908.06 = 1,376.45/x
  3. Step 3: Cross multiply
    5,272.04x = 7,908.06 × 1,376.45
  4. Step 4: Simplify right side
    5,272.04x = 10,885,074.12
  5. Step 5: Solve for x
    x = 10,885,074.12/5,272.04
  6. Step 6: Final answer
    x = 2,064.68

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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.