Home / 9,860.44-13,588.70-7,061.08

Finding the Fourth Proportional to 9,860.44, 13,588.70 and 7,061.08

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Solution

The fourth proportional to 9,860.44, 13,588.70 and 7,061.08 is: 9,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.44 : 13,588.70 = 7,061.08 : x
  2. Step 2: Convert to fraction form
    9,860.44/13,588.70 = 7,061.08/x
  3. Step 3: Cross multiply
    9,860.44x = 13,588.70 × 7,061.08
  4. Step 4: Simplify right side
    9,860.44x = 95,950,897.80
  5. Step 5: Solve for x
    x = 95,950,897.80/9,860.44
  6. Step 6: Final answer
    x = 9,730.89

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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.