Home / 2,009.08-2,772.48-1,124.94

Finding the Fourth Proportional to 2,009.08, 2,772.48 and 1,124.94

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Solution

The fourth proportional to 2,009.08, 2,772.48 and 1,124.94 is: 1,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.08 : 2,772.48 = 1,124.94 : x
  2. Step 2: Convert to fraction form
    2,009.08/2,772.48 = 1,124.94/x
  3. Step 3: Cross multiply
    2,009.08x = 2,772.48 × 1,124.94
  4. Step 4: Simplify right side
    2,009.08x = 3,118,866.34
  5. Step 5: Solve for x
    x = 3,118,866.34/2,009.08
  6. Step 6: Final answer
    x = 1,552.39

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1.5x scale

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.