Home / 1,931.67-2,897.51-1,063.35

Finding the Fourth Proportional to 1,931.67, 2,897.51 and 1,063.35

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Solution

The fourth proportional to 1,931.67, 2,897.51 and 1,063.35 is: 1,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.67 : 2,897.51 = 1,063.35 : x
  2. Step 2: Convert to fraction form
    1,931.67/2,897.51 = 1,063.35/x
  3. Step 3: Cross multiply
    1,931.67x = 2,897.51 × 1,063.35
  4. Step 4: Simplify right side
    1,931.67x = 3,081,061.94
  5. Step 5: Solve for x
    x = 3,081,061.94/1,931.67
  6. Step 6: Final answer
    x = 1,595.03

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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.