Home / 2,962.34-4,083.16-2,100.28

Finding the Fourth Proportional to 2,962.34, 4,083.16 and 2,100.28

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Solution

The fourth proportional to 2,962.34, 4,083.16 and 2,100.28 is: 2,894.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.34 : 4,083.16 = 2,100.28 : x
  2. Step 2: Convert to fraction form
    2,962.34/4,083.16 = 2,100.28/x
  3. Step 3: Cross multiply
    2,962.34x = 4,083.16 × 2,100.28
  4. Step 4: Simplify right side
    2,962.34x = 8,575,769.08
  5. Step 5: Solve for x
    x = 8,575,769.08/2,962.34
  6. Step 6: Final answer
    x = 2,894.93

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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.