Home / 6,830.79-9,425.05-4,840.62

Finding the Fourth Proportional to 6,830.79, 9,425.05 and 4,840.62

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Solution

The fourth proportional to 6,830.79, 9,425.05 and 4,840.62 is: 6,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.79 : 9,425.05 = 4,840.62 : x
  2. Step 2: Convert to fraction form
    6,830.79/9,425.05 = 4,840.62/x
  3. Step 3: Cross multiply
    6,830.79x = 9,425.05 × 4,840.62
  4. Step 4: Simplify right side
    6,830.79x = 45,623,085.53
  5. Step 5: Solve for x
    x = 45,623,085.53/6,830.79
  6. Step 6: Final answer
    x = 6,679.04

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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.