Home / 1,535.04-2,119.06-1,162.08

Finding the Fourth Proportional to 1,535.04, 2,119.06 and 1,162.08

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Solution

The fourth proportional to 1,535.04, 2,119.06 and 1,162.08 is: 1,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.04 : 2,119.06 = 1,162.08 : x
  2. Step 2: Convert to fraction form
    1,535.04/2,119.06 = 1,162.08/x
  3. Step 3: Cross multiply
    1,535.04x = 2,119.06 × 1,162.08
  4. Step 4: Simplify right side
    1,535.04x = 2,462,517.24
  5. Step 5: Solve for x
    x = 2,462,517.24/1,535.04
  6. Step 6: Final answer
    x = 1,604.20

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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.