Home / 8,386.08-11,571.51-4,848.61

Finding the Fourth Proportional to 8,386.08, 11,571.51 and 4,848.61

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Solution

The fourth proportional to 8,386.08, 11,571.51 and 4,848.61 is: 6,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.08 : 11,571.51 = 4,848.61 : x
  2. Step 2: Convert to fraction form
    8,386.08/11,571.51 = 4,848.61/x
  3. Step 3: Cross multiply
    8,386.08x = 11,571.51 × 4,848.61
  4. Step 4: Simplify right side
    8,386.08x = 56,105,722.78
  5. Step 5: Solve for x
    x = 56,105,722.78/8,386.08
  6. Step 6: Final answer
    x = 6,690.34

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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.