Home / 8,570.06-11,827.95-5,426.54

Finding the Fourth Proportional to 8,570.06, 11,827.95 and 5,426.54

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Solution

The fourth proportional to 8,570.06, 11,827.95 and 5,426.54 is: 7,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570.06 : 11,827.95 = 5,426.54 : x
  2. Step 2: Convert to fraction form
    8,570.06/11,827.95 = 5,426.54/x
  3. Step 3: Cross multiply
    8,570.06x = 11,827.95 × 5,426.54
  4. Step 4: Simplify right side
    8,570.06x = 64,184,843.79
  5. Step 5: Solve for x
    x = 64,184,843.79/8,570.06
  6. Step 6: Final answer
    x = 7,489.43

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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.