Home / 8,875.01-13,305.90-4,192.35

Finding the Fourth Proportional to 8,875.01, 13,305.90 and 4,192.35

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Solution

The fourth proportional to 8,875.01, 13,305.90 and 4,192.35 is: 6,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.01 : 13,305.90 = 4,192.35 : x
  2. Step 2: Convert to fraction form
    8,875.01/13,305.90 = 4,192.35/x
  3. Step 3: Cross multiply
    8,875.01x = 13,305.90 × 4,192.35
  4. Step 4: Simplify right side
    8,875.01x = 55,782,989.87
  5. Step 5: Solve for x
    x = 55,782,989.87/8,875.01
  6. Step 6: Final answer
    x = 6,285.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.