Home / 10,637.49-14,679.36-5,921.67

Finding the Fourth Proportional to 10,637.49, 14,679.36 and 5,921.67

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Solution

The fourth proportional to 10,637.49, 14,679.36 and 5,921.67 is: 8,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.49 : 14,679.36 = 5,921.67 : x
  2. Step 2: Convert to fraction form
    10,637.49/14,679.36 = 5,921.67/x
  3. Step 3: Cross multiply
    10,637.49x = 14,679.36 × 5,921.67
  4. Step 4: Simplify right side
    10,637.49x = 86,926,325.73
  5. Step 5: Solve for x
    x = 86,926,325.73/10,637.49
  6. Step 6: Final answer
    x = 8,171.70

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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.