Home / 10,486.39-14,471.21-5,770.67

Finding the Fourth Proportional to 10,486.39, 14,471.21 and 5,770.67

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Solution

The fourth proportional to 10,486.39, 14,471.21 and 5,770.67 is: 7,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.39 : 14,471.21 = 5,770.67 : x
  2. Step 2: Convert to fraction form
    10,486.39/14,471.21 = 5,770.67/x
  3. Step 3: Cross multiply
    10,486.39x = 14,471.21 × 5,770.67
  4. Step 4: Simplify right side
    10,486.39x = 83,508,628.02
  5. Step 5: Solve for x
    x = 83,508,628.02/10,486.39
  6. Step 6: Final answer
    x = 7,963.53

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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.