Home / 10,293.21-15,439.81-2,897.67

Finding the Fourth Proportional to 10,293.21, 15,439.81 and 2,897.67

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Solution

The fourth proportional to 10,293.21, 15,439.81 and 2,897.67 is: 4,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.21 : 15,439.81 = 2,897.67 : x
  2. Step 2: Convert to fraction form
    10,293.21/15,439.81 = 2,897.67/x
  3. Step 3: Cross multiply
    10,293.21x = 15,439.81 × 2,897.67
  4. Step 4: Simplify right side
    10,293.21x = 44,739,458.85
  5. Step 5: Solve for x
    x = 44,739,458.85/10,293.21
  6. Step 6: Final answer
    x = 4,346.50

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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.