Home / 10,721.09-14,794.92-5,875.79

Finding the Fourth Proportional to 10,721.09, 14,794.92 and 5,875.79

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Solution

The fourth proportional to 10,721.09, 14,794.92 and 5,875.79 is: 8,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.09 : 14,794.92 = 5,875.79 : x
  2. Step 2: Convert to fraction form
    10,721.09/14,794.92 = 5,875.79/x
  3. Step 3: Cross multiply
    10,721.09x = 14,794.92 × 5,875.79
  4. Step 4: Simplify right side
    10,721.09x = 86,931,769.01
  5. Step 5: Solve for x
    x = 86,931,769.01/10,721.09
  6. Step 6: Final answer
    x = 8,108.48

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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.