Home / 1,506.36-2,261.70-1,117.56

Finding the Fourth Proportional to 1,506.36, 2,261.70 and 1,117.56

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Solution

The fourth proportional to 1,506.36, 2,261.70 and 1,117.56 is: 1,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.36 : 2,261.70 = 1,117.56 : x
  2. Step 2: Convert to fraction form
    1,506.36/2,261.70 = 1,117.56/x
  3. Step 3: Cross multiply
    1,506.36x = 2,261.70 × 1,117.56
  4. Step 4: Simplify right side
    1,506.36x = 2,527,585.45
  5. Step 5: Solve for x
    x = 2,527,585.45/1,506.36
  6. Step 6: Final answer
    x = 1,677.94

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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.