Home / 10,043.48-13,855.34-6,507.88

Finding the Fourth Proportional to 10,043.48, 13,855.34 and 6,507.88

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Solution

The fourth proportional to 10,043.48, 13,855.34 and 6,507.88 is: 8,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.48 : 13,855.34 = 6,507.88 : x
  2. Step 2: Convert to fraction form
    10,043.48/13,855.34 = 6,507.88/x
  3. Step 3: Cross multiply
    10,043.48x = 13,855.34 × 6,507.88
  4. Step 4: Simplify right side
    10,043.48x = 90,168,890.08
  5. Step 5: Solve for x
    x = 90,168,890.08/10,043.48
  6. Step 6: Final answer
    x = 8,977.85

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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.