Home / 10,401.63-15,602.44-3,476.13

Finding the Fourth Proportional to 10,401.63, 15,602.44 and 3,476.13

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Solution

The fourth proportional to 10,401.63, 15,602.44 and 3,476.13 is: 5,214.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401.63 : 15,602.44 = 3,476.13 : x
  2. Step 2: Convert to fraction form
    10,401.63/15,602.44 = 3,476.13/x
  3. Step 3: Cross multiply
    10,401.63x = 15,602.44 × 3,476.13
  4. Step 4: Simplify right side
    10,401.63x = 54,236,109.76
  5. Step 5: Solve for x
    x = 54,236,109.76/10,401.63
  6. Step 6: Final answer
    x = 5,214.19

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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.