Home / 6,319.02-8,717.58-3,801.15

Finding the Fourth Proportional to 6,319.02, 8,717.58 and 3,801.15

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Solution

The fourth proportional to 6,319.02, 8,717.58 and 3,801.15 is: 5,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.02 : 8,717.58 = 3,801.15 : x
  2. Step 2: Convert to fraction form
    6,319.02/8,717.58 = 3,801.15/x
  3. Step 3: Cross multiply
    6,319.02x = 8,717.58 × 3,801.15
  4. Step 4: Simplify right side
    6,319.02x = 33,136,829.22
  5. Step 5: Solve for x
    x = 33,136,829.22/6,319.02
  6. Step 6: Final answer
    x = 5,243.98

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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.