Home / 1,602.45-2,212.44-1,492.20

Finding the Fourth Proportional to 1,602.45, 2,212.44 and 1,492.20

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Solution

The fourth proportional to 1,602.45, 2,212.44 and 1,492.20 is: 2,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602.45 : 2,212.44 = 1,492.20 : x
  2. Step 2: Convert to fraction form
    1,602.45/2,212.44 = 1,492.20/x
  3. Step 3: Cross multiply
    1,602.45x = 2,212.44 × 1,492.20
  4. Step 4: Simplify right side
    1,602.45x = 3,301,402.97
  5. Step 5: Solve for x
    x = 3,301,402.97/1,602.45
  6. Step 6: Final answer
    x = 2,060.22

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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.