Home / 1,506.53-2,079.59-1,008.99

Finding the Fourth Proportional to 1,506.53, 2,079.59 and 1,008.99

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Solution

The fourth proportional to 1,506.53, 2,079.59 and 1,008.99 is: 1,392.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.53 : 2,079.59 = 1,008.99 : x
  2. Step 2: Convert to fraction form
    1,506.53/2,079.59 = 1,008.99/x
  3. Step 3: Cross multiply
    1,506.53x = 2,079.59 × 1,008.99
  4. Step 4: Simplify right side
    1,506.53x = 2,098,285.51
  5. Step 5: Solve for x
    x = 2,098,285.51/1,506.53
  6. Step 6: Final answer
    x = 1,392.79

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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.