Home / 8,174.02-11,281.44-4,988.01

Finding the Fourth Proportional to 8,174.02, 11,281.44 and 4,988.01

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Solution

The fourth proportional to 8,174.02, 11,281.44 and 4,988.01 is: 6,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.02 : 11,281.44 = 4,988.01 : x
  2. Step 2: Convert to fraction form
    8,174.02/11,281.44 = 4,988.01/x
  3. Step 3: Cross multiply
    8,174.02x = 11,281.44 × 4,988.01
  4. Step 4: Simplify right side
    8,174.02x = 56,271,910.59
  5. Step 5: Solve for x
    x = 56,271,910.59/8,174.02
  6. Step 6: Final answer
    x = 6,884.24

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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.