Home / 2,492.07-3,438.96-1,608.77

Finding the Fourth Proportional to 2,492.07, 3,438.96 and 1,608.77

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Solution

The fourth proportional to 2,492.07, 3,438.96 and 1,608.77 is: 2,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.07 : 3,438.96 = 1,608.77 : x
  2. Step 2: Convert to fraction form
    2,492.07/3,438.96 = 1,608.77/x
  3. Step 3: Cross multiply
    2,492.07x = 3,438.96 × 1,608.77
  4. Step 4: Simplify right side
    2,492.07x = 5,532,478.48
  5. Step 5: Solve for x
    x = 5,532,478.48/2,492.07
  6. Step 6: Final answer
    x = 2,220.03

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.