Home / 4,834.68-6,669.88-3,155.50

Finding the Fourth Proportional to 4,834.68, 6,669.88 and 3,155.50

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Solution

The fourth proportional to 4,834.68, 6,669.88 and 3,155.50 is: 4,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.68 : 6,669.88 = 3,155.50 : x
  2. Step 2: Convert to fraction form
    4,834.68/6,669.88 = 3,155.50/x
  3. Step 3: Cross multiply
    4,834.68x = 6,669.88 × 3,155.50
  4. Step 4: Simplify right side
    4,834.68x = 21,046,806.34
  5. Step 5: Solve for x
    x = 21,046,806.34/4,834.68
  6. Step 6: Final answer
    x = 4,353.30

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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.