Home / 10,051.05-13,870.26-5,513.75

Finding the Fourth Proportional to 10,051.05, 13,870.26 and 5,513.75

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Solution

The fourth proportional to 10,051.05, 13,870.26 and 5,513.75 is: 7,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.05 : 13,870.26 = 5,513.75 : x
  2. Step 2: Convert to fraction form
    10,051.05/13,870.26 = 5,513.75/x
  3. Step 3: Cross multiply
    10,051.05x = 13,870.26 × 5,513.75
  4. Step 4: Simplify right side
    10,051.05x = 76,477,146.08
  5. Step 5: Solve for x
    x = 76,477,146.08/10,051.05
  6. Step 6: Final answer
    x = 7,608.87

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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.