Home / 6,257.02-8,634.40-3,603.86

Finding the Fourth Proportional to 6,257.02, 8,634.40 and 3,603.86

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Solution

The fourth proportional to 6,257.02, 8,634.40 and 3,603.86 is: 4,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.02 : 8,634.40 = 3,603.86 : x
  2. Step 2: Convert to fraction form
    6,257.02/8,634.40 = 3,603.86/x
  3. Step 3: Cross multiply
    6,257.02x = 8,634.40 × 3,603.86
  4. Step 4: Simplify right side
    6,257.02x = 31,117,168.78
  5. Step 5: Solve for x
    x = 31,117,168.78/6,257.02
  6. Step 6: Final answer
    x = 4,973.16

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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.