Home / 10,008.82-15,008.95-3,435.67

Finding the Fourth Proportional to 10,008.82, 15,008.95 and 3,435.67

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Solution

The fourth proportional to 10,008.82, 15,008.95 and 3,435.67 is: 5,152.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.82 : 15,008.95 = 3,435.67 : x
  2. Step 2: Convert to fraction form
    10,008.82/15,008.95 = 3,435.67/x
  3. Step 3: Cross multiply
    10,008.82x = 15,008.95 × 3,435.67
  4. Step 4: Simplify right side
    10,008.82x = 51,565,799.25
  5. Step 5: Solve for x
    x = 51,565,799.25/10,008.82
  6. Step 6: Final answer
    x = 5,152.04

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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.