Home / 1,507.46-2,261.54-533.57

Finding the Fourth Proportional to 1,507.46, 2,261.54 and 533.57

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Solution

The fourth proportional to 1,507.46, 2,261.54 and 533.57 is: 800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.46 : 2,261.54 = 533.57 : x
  2. Step 2: Convert to fraction form
    1,507.46/2,261.54 = 533.57/x
  3. Step 3: Cross multiply
    1,507.46x = 2,261.54 × 533.57
  4. Step 4: Simplify right side
    1,507.46x = 1,206,679.92
  5. Step 5: Solve for x
    x = 1,206,679.92/1,507.46
  6. Step 6: Final answer
    x = 800.47

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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.