Home / 1,330.17-1,834.70-1,036.95

Finding the Fourth Proportional to 1,330.17, 1,834.70 and 1,036.95

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Solution

The fourth proportional to 1,330.17, 1,834.70 and 1,036.95 is: 1,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330.17 : 1,834.70 = 1,036.95 : x
  2. Step 2: Convert to fraction form
    1,330.17/1,834.70 = 1,036.95/x
  3. Step 3: Cross multiply
    1,330.17x = 1,834.70 × 1,036.95
  4. Step 4: Simplify right side
    1,330.17x = 1,902,486.98
  5. Step 5: Solve for x
    x = 1,902,486.98/1,330.17
  6. Step 6: Final answer
    x = 1,430.26

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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.