Home / 6,285.35-9,428.33-4,209.53

Finding the Fourth Proportional to 6,285.35, 9,428.33 and 4,209.53

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Solution

The fourth proportional to 6,285.35, 9,428.33 and 4,209.53 is: 6,314.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.35 : 9,428.33 = 4,209.53 : x
  2. Step 2: Convert to fraction form
    6,285.35/9,428.33 = 4,209.53/x
  3. Step 3: Cross multiply
    6,285.35x = 9,428.33 × 4,209.53
  4. Step 4: Simplify right side
    6,285.35x = 39,688,769.80
  5. Step 5: Solve for x
    x = 39,688,769.80/6,285.35
  6. Step 6: Final answer
    x = 6,314.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.