Home / 1,346.02-2,018.67-372.18

Finding the Fourth Proportional to 1,346.02, 2,018.67 and 372.18

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Solution

The fourth proportional to 1,346.02, 2,018.67 and 372.18 is: 558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.02 : 2,018.67 = 372.18 : x
  2. Step 2: Convert to fraction form
    1,346.02/2,018.67 = 372.18/x
  3. Step 3: Cross multiply
    1,346.02x = 2,018.67 × 372.18
  4. Step 4: Simplify right side
    1,346.02x = 751,308.60
  5. Step 5: Solve for x
    x = 751,308.60/1,346.02
  6. Step 6: Final answer
    x = 558.17

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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.