Home / 2,051.36-2,829.12-1,352

Finding the Fourth Proportional to 2,051.36, 2,829.12 and 1,352

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Solution

The fourth proportional to 2,051.36, 2,829.12 and 1,352 is: 1,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.36 : 2,829.12 = 1,352 : x
  2. Step 2: Convert to fraction form
    2,051.36/2,829.12 = 1,352/x
  3. Step 3: Cross multiply
    2,051.36x = 2,829.12 × 1,352
  4. Step 4: Simplify right side
    2,051.36x = 3,824,970.24
  5. Step 5: Solve for x
    x = 3,824,970.24/2,051.36
  6. Step 6: Final answer
    x = 1,864.60

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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.