Home / 10,122.60-13,969.29-5,873.94

Finding the Fourth Proportional to 10,122.60, 13,969.29 and 5,873.94

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Solution

The fourth proportional to 10,122.60, 13,969.29 and 5,873.94 is: 8,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.60 : 13,969.29 = 5,873.94 : x
  2. Step 2: Convert to fraction form
    10,122.60/13,969.29 = 5,873.94/x
  3. Step 3: Cross multiply
    10,122.60x = 13,969.29 × 5,873.94
  4. Step 4: Simplify right side
    10,122.60x = 82,054,771.30
  5. Step 5: Solve for x
    x = 82,054,771.30/10,122.60
  6. Step 6: Final answer
    x = 8,106.10

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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.