Home / 8,686.74-13,030.02-4,524.60

Finding the Fourth Proportional to 8,686.74, 13,030.02 and 4,524.60

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Solution

The fourth proportional to 8,686.74, 13,030.02 and 4,524.60 is: 6,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686.74 : 13,030.02 = 4,524.60 : x
  2. Step 2: Convert to fraction form
    8,686.74/13,030.02 = 4,524.60/x
  3. Step 3: Cross multiply
    8,686.74x = 13,030.02 × 4,524.60
  4. Step 4: Simplify right side
    8,686.74x = 58,955,628.49
  5. Step 5: Solve for x
    x = 58,955,628.49/8,686.74
  6. Step 6: Final answer
    x = 6,786.85

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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.