Home / 10,008.37-15,011.94-2,988.41

Finding the Fourth Proportional to 10,008.37, 15,011.94 and 2,988.41

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Solution

The fourth proportional to 10,008.37, 15,011.94 and 2,988.41 is: 4,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.37 : 15,011.94 = 2,988.41 : x
  2. Step 2: Convert to fraction form
    10,008.37/15,011.94 = 2,988.41/x
  3. Step 3: Cross multiply
    10,008.37x = 15,011.94 × 2,988.41
  4. Step 4: Simplify right side
    10,008.37x = 44,861,767.76
  5. Step 5: Solve for x
    x = 44,861,767.76/10,008.37
  6. Step 6: Final answer
    x = 4,482.42

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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.