Home / 4,212.34-5,810.52-2,637.70

Finding the Fourth Proportional to 4,212.34, 5,810.52 and 2,637.70

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Solution

The fourth proportional to 4,212.34, 5,810.52 and 2,637.70 is: 3,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.34 : 5,810.52 = 2,637.70 : x
  2. Step 2: Convert to fraction form
    4,212.34/5,810.52 = 2,637.70/x
  3. Step 3: Cross multiply
    4,212.34x = 5,810.52 × 2,637.70
  4. Step 4: Simplify right side
    4,212.34x = 15,326,408.60
  5. Step 5: Solve for x
    x = 15,326,408.60/4,212.34
  6. Step 6: Final answer
    x = 3,638.45

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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.