Home / 10,462.49-14,438.18-5,682.39

Finding the Fourth Proportional to 10,462.49, 14,438.18 and 5,682.39

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Solution

The fourth proportional to 10,462.49, 14,438.18 and 5,682.39 is: 7,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462.49 : 14,438.18 = 5,682.39 : x
  2. Step 2: Convert to fraction form
    10,462.49/14,438.18 = 5,682.39/x
  3. Step 3: Cross multiply
    10,462.49x = 14,438.18 × 5,682.39
  4. Step 4: Simplify right side
    10,462.49x = 82,043,341.24
  5. Step 5: Solve for x
    x = 82,043,341.24/10,462.49
  6. Step 6: Final answer
    x = 7,841.67

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.