Home / 1,528.62-2,277.87-1,479.06

Finding the Fourth Proportional to 1,528.62, 2,277.87 and 1,479.06

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Solution

The fourth proportional to 1,528.62, 2,277.87 and 1,479.06 is: 2,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.62 : 2,277.87 = 1,479.06 : x
  2. Step 2: Convert to fraction form
    1,528.62/2,277.87 = 1,479.06/x
  3. Step 3: Cross multiply
    1,528.62x = 2,277.87 × 1,479.06
  4. Step 4: Simplify right side
    1,528.62x = 3,369,106.40
  5. Step 5: Solve for x
    x = 3,369,106.40/1,528.62
  6. Step 6: Final answer
    x = 2,204.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.