Home / 10,004.87-13,808.74-5,758.92

Finding the Fourth Proportional to 10,004.87, 13,808.74 and 5,758.92

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Solution

The fourth proportional to 10,004.87, 13,808.74 and 5,758.92 is: 7,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.87 : 13,808.74 = 5,758.92 : x
  2. Step 2: Convert to fraction form
    10,004.87/13,808.74 = 5,758.92/x
  3. Step 3: Cross multiply
    10,004.87x = 13,808.74 × 5,758.92
  4. Step 4: Simplify right side
    10,004.87x = 79,523,428.96
  5. Step 5: Solve for x
    x = 79,523,428.96/10,004.87
  6. Step 6: Final answer
    x = 7,948.47

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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.