Home / 10,252.69-14,148.76-5,776.51

Finding the Fourth Proportional to 10,252.69, 14,148.76 and 5,776.51

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Solution

The fourth proportional to 10,252.69, 14,148.76 and 5,776.51 is: 7,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.69 : 14,148.76 = 5,776.51 : x
  2. Step 2: Convert to fraction form
    10,252.69/14,148.76 = 5,776.51/x
  3. Step 3: Cross multiply
    10,252.69x = 14,148.76 × 5,776.51
  4. Step 4: Simplify right side
    10,252.69x = 81,730,453.63
  5. Step 5: Solve for x
    x = 81,730,453.63/10,252.69
  6. Step 6: Final answer
    x = 7,971.61

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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.