Home / 1,346.09-2,018.45-524.59

Finding the Fourth Proportional to 1,346.09, 2,018.45 and 524.59

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Solution

The fourth proportional to 1,346.09, 2,018.45 and 524.59 is: 786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.09 : 2,018.45 = 524.59 : x
  2. Step 2: Convert to fraction form
    1,346.09/2,018.45 = 524.59/x
  3. Step 3: Cross multiply
    1,346.09x = 2,018.45 × 524.59
  4. Step 4: Simplify right side
    1,346.09x = 1,058,854.95
  5. Step 5: Solve for x
    x = 1,058,854.95/1,346.09
  6. Step 6: Final answer
    x = 786.62

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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.