Home / 1,776.51-2,664.45-1,045.23

Finding the Fourth Proportional to 1,776.51, 2,664.45 and 1,045.23

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Solution

The fourth proportional to 1,776.51, 2,664.45 and 1,045.23 is: 1,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.51 : 2,664.45 = 1,045.23 : x
  2. Step 2: Convert to fraction form
    1,776.51/2,664.45 = 1,045.23/x
  3. Step 3: Cross multiply
    1,776.51x = 2,664.45 × 1,045.23
  4. Step 4: Simplify right side
    1,776.51x = 2,784,963.07
  5. Step 5: Solve for x
    x = 2,784,963.07/1,776.51
  6. Step 6: Final answer
    x = 1,567.66

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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.