Home / 9,756.74-14,637.85-3,917.45

Finding the Fourth Proportional to 9,756.74, 14,637.85 and 3,917.45

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Solution

The fourth proportional to 9,756.74, 14,637.85 and 3,917.45 is: 5,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.74 : 14,637.85 = 3,917.45 : x
  2. Step 2: Convert to fraction form
    9,756.74/14,637.85 = 3,917.45/x
  3. Step 3: Cross multiply
    9,756.74x = 14,637.85 × 3,917.45
  4. Step 4: Simplify right side
    9,756.74x = 57,343,072.28
  5. Step 5: Solve for x
    x = 57,343,072.28/9,756.74
  6. Step 6: Final answer
    x = 5,877.28

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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.