Home / 1,162.24-1,743.36-340.51

Finding the Fourth Proportional to 1,162.24, 1,743.36 and 340.51

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Solution

The fourth proportional to 1,162.24, 1,743.36 and 340.51 is: 510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162.24 : 1,743.36 = 340.51 : x
  2. Step 2: Convert to fraction form
    1,162.24/1,743.36 = 340.51/x
  3. Step 3: Cross multiply
    1,162.24x = 1,743.36 × 340.51
  4. Step 4: Simplify right side
    1,162.24x = 593,631.51
  5. Step 5: Solve for x
    x = 593,631.51/1,162.24
  6. Step 6: Final answer
    x = 510.77

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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.