Home / 10,666.62-14,726.81-7,308.36

Finding the Fourth Proportional to 10,666.62, 14,726.81 and 7,308.36

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Solution

The fourth proportional to 10,666.62, 14,726.81 and 7,308.36 is: 10,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.62 : 14,726.81 = 7,308.36 : x
  2. Step 2: Convert to fraction form
    10,666.62/14,726.81 = 7,308.36/x
  3. Step 3: Cross multiply
    10,666.62x = 14,726.81 × 7,308.36
  4. Step 4: Simplify right side
    10,666.62x = 107,628,847.40
  5. Step 5: Solve for x
    x = 107,628,847.40/10,666.62
  6. Step 6: Final answer
    x = 10,090.25

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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.