Home / 8,871.07-13,315.84-6,533.72

Finding the Fourth Proportional to 8,871.07, 13,315.84 and 6,533.72

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Solution

The fourth proportional to 8,871.07, 13,315.84 and 6,533.72 is: 9,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.07 : 13,315.84 = 6,533.72 : x
  2. Step 2: Convert to fraction form
    8,871.07/13,315.84 = 6,533.72/x
  3. Step 3: Cross multiply
    8,871.07x = 13,315.84 × 6,533.72
  4. Step 4: Simplify right side
    8,871.07x = 87,001,970.12
  5. Step 5: Solve for x
    x = 87,001,970.12/8,871.07
  6. Step 6: Final answer
    x = 9,807.38

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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.