Home / 3,340.84-5,011.45-1,492.08

Finding the Fourth Proportional to 3,340.84, 5,011.45 and 1,492.08

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Solution

The fourth proportional to 3,340.84, 5,011.45 and 1,492.08 is: 2,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.84 : 5,011.45 = 1,492.08 : x
  2. Step 2: Convert to fraction form
    3,340.84/5,011.45 = 1,492.08/x
  3. Step 3: Cross multiply
    3,340.84x = 5,011.45 × 1,492.08
  4. Step 4: Simplify right side
    3,340.84x = 7,477,484.32
  5. Step 5: Solve for x
    x = 7,477,484.32/3,340.84
  6. Step 6: Final answer
    x = 2,238.20

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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.