Home / 10,043.20-13,858.14-5,566.60

Finding the Fourth Proportional to 10,043.20, 13,858.14 and 5,566.60

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Solution

The fourth proportional to 10,043.20, 13,858.14 and 5,566.60 is: 7,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.20 : 13,858.14 = 5,566.60 : x
  2. Step 2: Convert to fraction form
    10,043.20/13,858.14 = 5,566.60/x
  3. Step 3: Cross multiply
    10,043.20x = 13,858.14 × 5,566.60
  4. Step 4: Simplify right side
    10,043.20x = 77,142,722.12
  5. Step 5: Solve for x
    x = 77,142,722.12/10,043.20
  6. Step 6: Final answer
    x = 7,681.09

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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.