Home / 2,328.12-3,492.36-867.06

Finding the Fourth Proportional to 2,328.12, 3,492.36 and 867.06

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Solution

The fourth proportional to 2,328.12, 3,492.36 and 867.06 is: 1,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.12 : 3,492.36 = 867.06 : x
  2. Step 2: Convert to fraction form
    2,328.12/3,492.36 = 867.06/x
  3. Step 3: Cross multiply
    2,328.12x = 3,492.36 × 867.06
  4. Step 4: Simplify right side
    2,328.12x = 3,028,085.66
  5. Step 5: Solve for x
    x = 3,028,085.66/2,328.12
  6. Step 6: Final answer
    x = 1,300.66

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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.