Home / 4,061.20-6,091.80-2,328.40

Finding the Fourth Proportional to 4,061.20, 6,091.80 and 2,328.40

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Solution

The fourth proportional to 4,061.20, 6,091.80 and 2,328.40 is: 3,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.20 : 6,091.80 = 2,328.40 : x
  2. Step 2: Convert to fraction form
    4,061.20/6,091.80 = 2,328.40/x
  3. Step 3: Cross multiply
    4,061.20x = 6,091.80 × 2,328.40
  4. Step 4: Simplify right side
    4,061.20x = 14,184,147.12
  5. Step 5: Solve for x
    x = 14,184,147.12/4,061.20
  6. Step 6: Final answer
    x = 3,492.60

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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.