Home / 6,283.48-9,435.30-5,315.80

Finding the Fourth Proportional to 6,283.48, 9,435.30 and 5,315.80

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Solution

The fourth proportional to 6,283.48, 9,435.30 and 5,315.80 is: 7,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.48 : 9,435.30 = 5,315.80 : x
  2. Step 2: Convert to fraction form
    6,283.48/9,435.30 = 5,315.80/x
  3. Step 3: Cross multiply
    6,283.48x = 9,435.30 × 5,315.80
  4. Step 4: Simplify right side
    6,283.48x = 50,156,167.74
  5. Step 5: Solve for x
    x = 50,156,167.74/6,283.48
  6. Step 6: Final answer
    x = 7,982.23

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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.