Home / 1,506.01-2,081.13-1,087.65

Finding the Fourth Proportional to 1,506.01, 2,081.13 and 1,087.65

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Solution

The fourth proportional to 1,506.01, 2,081.13 and 1,087.65 is: 1,503.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.01 : 2,081.13 = 1,087.65 : x
  2. Step 2: Convert to fraction form
    1,506.01/2,081.13 = 1,087.65/x
  3. Step 3: Cross multiply
    1,506.01x = 2,081.13 × 1,087.65
  4. Step 4: Simplify right side
    1,506.01x = 2,263,530.64
  5. Step 5: Solve for x
    x = 2,263,530.64/1,506.01
  6. Step 6: Final answer
    x = 1,503.00

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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.