Home / 1,666.32-2,496.26-933.67

Finding the Fourth Proportional to 1,666.32, 2,496.26 and 933.67

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Solution

The fourth proportional to 1,666.32, 2,496.26 and 933.67 is: 1,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.32 : 2,496.26 = 933.67 : x
  2. Step 2: Convert to fraction form
    1,666.32/2,496.26 = 933.67/x
  3. Step 3: Cross multiply
    1,666.32x = 2,496.26 × 933.67
  4. Step 4: Simplify right side
    1,666.32x = 2,330,683.07
  5. Step 5: Solve for x
    x = 2,330,683.07/1,666.32
  6. Step 6: Final answer
    x = 1,398.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.