Home / 10,110.69-15,165.48-3,873.69

Finding the Fourth Proportional to 10,110.69, 15,165.48 and 3,873.69

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Solution

The fourth proportional to 10,110.69, 15,165.48 and 3,873.69 is: 5,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.69 : 15,165.48 = 3,873.69 : x
  2. Step 2: Convert to fraction form
    10,110.69/15,165.48 = 3,873.69/x
  3. Step 3: Cross multiply
    10,110.69x = 15,165.48 × 3,873.69
  4. Step 4: Simplify right side
    10,110.69x = 58,746,368.22
  5. Step 5: Solve for x
    x = 58,746,368.22/10,110.69
  6. Step 6: Final answer
    x = 5,810.32

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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.