Home / 2,881.93-4,320.08-1,564.49

Finding the Fourth Proportional to 2,881.93, 4,320.08 and 1,564.49

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Solution

The fourth proportional to 2,881.93, 4,320.08 and 1,564.49 is: 2,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.93 : 4,320.08 = 1,564.49 : x
  2. Step 2: Convert to fraction form
    2,881.93/4,320.08 = 1,564.49/x
  3. Step 3: Cross multiply
    2,881.93x = 4,320.08 × 1,564.49
  4. Step 4: Simplify right side
    2,881.93x = 6,758,721.96
  5. Step 5: Solve for x
    x = 6,758,721.96/2,881.93
  6. Step 6: Final answer
    x = 2,345.21

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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.