Home / 10,338.36-15,508.98-3,763.32

Finding the Fourth Proportional to 10,338.36, 15,508.98 and 3,763.32

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Solution

The fourth proportional to 10,338.36, 15,508.98 and 3,763.32 is: 5,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.36 : 15,508.98 = 3,763.32 : x
  2. Step 2: Convert to fraction form
    10,338.36/15,508.98 = 3,763.32/x
  3. Step 3: Cross multiply
    10,338.36x = 15,508.98 × 3,763.32
  4. Step 4: Simplify right side
    10,338.36x = 58,365,254.61
  5. Step 5: Solve for x
    x = 58,365,254.61/10,338.36
  6. Step 6: Final answer
    x = 5,645.50

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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.