Home / 6,259.66-8,638.34-3,607.00

Finding the Fourth Proportional to 6,259.66, 8,638.34 and 3,607.00

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Solution

The fourth proportional to 6,259.66, 8,638.34 and 3,607.00 is: 4,977.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.66 : 8,638.34 = 3,607.00 : x
  2. Step 2: Convert to fraction form
    6,259.66/8,638.34 = 3,607.00/x
  3. Step 3: Cross multiply
    6,259.66x = 8,638.34 × 3,607.00
  4. Step 4: Simplify right side
    6,259.66x = 31,158,452.75
  5. Step 5: Solve for x
    x = 31,158,452.75/6,259.66
  6. Step 6: Final answer
    x = 4,977.66

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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.