Home / 1,528.16-2,289.92-1,014.08

Finding the Fourth Proportional to 1,528.16, 2,289.92 and 1,014.08

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Solution

The fourth proportional to 1,528.16, 2,289.92 and 1,014.08 is: 1,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.16 : 2,289.92 = 1,014.08 : x
  2. Step 2: Convert to fraction form
    1,528.16/2,289.92 = 1,014.08/x
  3. Step 3: Cross multiply
    1,528.16x = 2,289.92 × 1,014.08
  4. Step 4: Simplify right side
    1,528.16x = 2,322,162.07
  5. Step 5: Solve for x
    x = 2,322,162.07/1,528.16
  6. Step 6: Final answer
    x = 1,519.58

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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.