Home / 6,442.03-8,897.02-5,187.24

Finding the Fourth Proportional to 6,442.03, 8,897.02 and 5,187.24

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Solution

The fourth proportional to 6,442.03, 8,897.02 and 5,187.24 is: 7,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.03 : 8,897.02 = 5,187.24 : x
  2. Step 2: Convert to fraction form
    6,442.03/8,897.02 = 5,187.24/x
  3. Step 3: Cross multiply
    6,442.03x = 8,897.02 × 5,187.24
  4. Step 4: Simplify right side
    6,442.03x = 46,150,978.02
  5. Step 5: Solve for x
    x = 46,150,978.02/6,442.03
  6. Step 6: Final answer
    x = 7,164.04

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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.