Home / 4,970.15-6,859.46-3,206.89

Finding the Fourth Proportional to 4,970.15, 6,859.46 and 3,206.89

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Solution

The fourth proportional to 4,970.15, 6,859.46 and 3,206.89 is: 4,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.15 : 6,859.46 = 3,206.89 : x
  2. Step 2: Convert to fraction form
    4,970.15/6,859.46 = 3,206.89/x
  3. Step 3: Cross multiply
    4,970.15x = 6,859.46 × 3,206.89
  4. Step 4: Simplify right side
    4,970.15x = 21,997,483.35
  5. Step 5: Solve for x
    x = 21,997,483.35/4,970.15
  6. Step 6: Final answer
    x = 4,425.92

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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.