Home / 12,329.01-17,013.78-6,740.01

Finding the Fourth Proportional to 12,329.01, 17,013.78 and 6,740.01

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Solution

The fourth proportional to 12,329.01, 17,013.78 and 6,740.01 is: 9,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.01 : 17,013.78 = 6,740.01 : x
  2. Step 2: Convert to fraction form
    12,329.01/17,013.78 = 6,740.01/x
  3. Step 3: Cross multiply
    12,329.01x = 17,013.78 × 6,740.01
  4. Step 4: Simplify right side
    12,329.01x = 114,673,047.34
  5. Step 5: Solve for x
    x = 114,673,047.34/12,329.01
  6. Step 6: Final answer
    x = 9,301.08

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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.