Home / 10,756.36-14,849.85-6,982.93

Finding the Fourth Proportional to 10,756.36, 14,849.85 and 6,982.93

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Solution

The fourth proportional to 10,756.36, 14,849.85 and 6,982.93 is: 9,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.36 : 14,849.85 = 6,982.93 : x
  2. Step 2: Convert to fraction form
    10,756.36/14,849.85 = 6,982.93/x
  3. Step 3: Cross multiply
    10,756.36x = 14,849.85 × 6,982.93
  4. Step 4: Simplify right side
    10,756.36x = 103,695,463.06
  5. Step 5: Solve for x
    x = 103,695,463.06/10,756.36
  6. Step 6: Final answer
    x = 9,640.39

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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.