Home / 2,929.51-4,395.44-2,153.44

Finding the Fourth Proportional to 2,929.51, 4,395.44 and 2,153.44

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Solution

The fourth proportional to 2,929.51, 4,395.44 and 2,153.44 is: 3,231.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.51 : 4,395.44 = 2,153.44 : x
  2. Step 2: Convert to fraction form
    2,929.51/4,395.44 = 2,153.44/x
  3. Step 3: Cross multiply
    2,929.51x = 4,395.44 × 2,153.44
  4. Step 4: Simplify right side
    2,929.51x = 9,465,316.31
  5. Step 5: Solve for x
    x = 9,465,316.31/2,929.51
  6. Step 6: Final answer
    x = 3,231.02

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1.5x scale

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.