Home / 1,480.98-2,044.53-1,009.56

Finding the Fourth Proportional to 1,480.98, 2,044.53 and 1,009.56

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Solution

The fourth proportional to 1,480.98, 2,044.53 and 1,009.56 is: 1,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.98 : 2,044.53 = 1,009.56 : x
  2. Step 2: Convert to fraction form
    1,480.98/2,044.53 = 1,009.56/x
  3. Step 3: Cross multiply
    1,480.98x = 2,044.53 × 1,009.56
  4. Step 4: Simplify right side
    1,480.98x = 2,064,075.71
  5. Step 5: Solve for x
    x = 2,064,075.71/1,480.98
  6. Step 6: Final answer
    x = 1,393.72

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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.