Home / 10,050.82-13,869.45-5,574.40

Finding the Fourth Proportional to 10,050.82, 13,869.45 and 5,574.40

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Solution

The fourth proportional to 10,050.82, 13,869.45 and 5,574.40 is: 7,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.82 : 13,869.45 = 5,574.40 : x
  2. Step 2: Convert to fraction form
    10,050.82/13,869.45 = 5,574.40/x
  3. Step 3: Cross multiply
    10,050.82x = 13,869.45 × 5,574.40
  4. Step 4: Simplify right side
    10,050.82x = 77,313,862.08
  5. Step 5: Solve for x
    x = 77,313,862.08/10,050.82
  6. Step 6: Final answer
    x = 7,692.29

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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.