Home / 1,717.92-2,370.51-1,009.67

Finding the Fourth Proportional to 1,717.92, 2,370.51 and 1,009.67

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Solution

The fourth proportional to 1,717.92, 2,370.51 and 1,009.67 is: 1,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.92 : 2,370.51 = 1,009.67 : x
  2. Step 2: Convert to fraction form
    1,717.92/2,370.51 = 1,009.67/x
  3. Step 3: Cross multiply
    1,717.92x = 2,370.51 × 1,009.67
  4. Step 4: Simplify right side
    1,717.92x = 2,393,420.98
  5. Step 5: Solve for x
    x = 2,393,420.98/1,717.92
  6. Step 6: Final answer
    x = 1,393.21

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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.