Home / 2,328.10-3,492.15-2,287.60

Finding the Fourth Proportional to 2,328.10, 3,492.15 and 2,287.60

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Solution

The fourth proportional to 2,328.10, 3,492.15 and 2,287.60 is: 3,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.10 : 3,492.15 = 2,287.60 : x
  2. Step 2: Convert to fraction form
    2,328.10/3,492.15 = 2,287.60/x
  3. Step 3: Cross multiply
    2,328.10x = 3,492.15 × 2,287.60
  4. Step 4: Simplify right side
    2,328.10x = 7,988,642.34
  5. Step 5: Solve for x
    x = 7,988,642.34/2,328.10
  6. Step 6: Final answer
    x = 3,431.40

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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.