Home / 3,492.07-5,238.91-1,152.08

Finding the Fourth Proportional to 3,492.07, 5,238.91 and 1,152.08

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Solution

The fourth proportional to 3,492.07, 5,238.91 and 1,152.08 is: 1,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.07 : 5,238.91 = 1,152.08 : x
  2. Step 2: Convert to fraction form
    3,492.07/5,238.91 = 1,152.08/x
  3. Step 3: Cross multiply
    3,492.07x = 5,238.91 × 1,152.08
  4. Step 4: Simplify right side
    3,492.07x = 6,035,638.32
  5. Step 5: Solve for x
    x = 6,035,638.32/3,492.07
  6. Step 6: Final answer
    x = 1,728.39

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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.