Home / 10,513.63-15,770.44-4,277.03

Finding the Fourth Proportional to 10,513.63, 15,770.44 and 4,277.03

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Solution

The fourth proportional to 10,513.63, 15,770.44 and 4,277.03 is: 6,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.63 : 15,770.44 = 4,277.03 : x
  2. Step 2: Convert to fraction form
    10,513.63/15,770.44 = 4,277.03/x
  3. Step 3: Cross multiply
    10,513.63x = 15,770.44 × 4,277.03
  4. Step 4: Simplify right side
    10,513.63x = 67,450,644.99
  5. Step 5: Solve for x
    x = 67,450,644.99/10,513.63
  6. Step 6: Final answer
    x = 6,415.55

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Similar ratio
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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.