Home / 4,715.80-7,059.30-4,456.60

Finding the Fourth Proportional to 4,715.80, 7,059.30 and 4,456.60

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Solution

The fourth proportional to 4,715.80, 7,059.30 and 4,456.60 is: 6,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.80 : 7,059.30 = 4,456.60 : x
  2. Step 2: Convert to fraction form
    4,715.80/7,059.30 = 4,456.60/x
  3. Step 3: Cross multiply
    4,715.80x = 7,059.30 × 4,456.60
  4. Step 4: Simplify right side
    4,715.80x = 31,460,476.38
  5. Step 5: Solve for x
    x = 31,460,476.38/4,715.80
  6. Step 6: Final answer
    x = 6,671.29

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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.