Home / 5,212.61-7,196.75-4,652.12

Finding the Fourth Proportional to 5,212.61, 7,196.75 and 4,652.12

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Solution

The fourth proportional to 5,212.61, 7,196.75 and 4,652.12 is: 6,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.61 : 7,196.75 = 4,652.12 : x
  2. Step 2: Convert to fraction form
    5,212.61/7,196.75 = 4,652.12/x
  3. Step 3: Cross multiply
    5,212.61x = 7,196.75 × 4,652.12
  4. Step 4: Simplify right side
    5,212.61x = 33,480,085.37
  5. Step 5: Solve for x
    x = 33,480,085.37/5,212.61
  6. Step 6: Final answer
    x = 6,422.91

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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.