Home / 10,208.49-15,303.01-3,278.13

Finding the Fourth Proportional to 10,208.49, 15,303.01 and 3,278.13

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Solution

The fourth proportional to 10,208.49, 15,303.01 and 3,278.13 is: 4,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.49 : 15,303.01 = 3,278.13 : x
  2. Step 2: Convert to fraction form
    10,208.49/15,303.01 = 3,278.13/x
  3. Step 3: Cross multiply
    10,208.49x = 15,303.01 × 3,278.13
  4. Step 4: Simplify right side
    10,208.49x = 50,165,256.17
  5. Step 5: Solve for x
    x = 50,165,256.17/10,208.49
  6. Step 6: Final answer
    x = 4,914.07

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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.