Home / 10,011.60-13,814.79-5,534.73

Finding the Fourth Proportional to 10,011.60, 13,814.79 and 5,534.73

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Solution

The fourth proportional to 10,011.60, 13,814.79 and 5,534.73 is: 7,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.60 : 13,814.79 = 5,534.73 : x
  2. Step 2: Convert to fraction form
    10,011.60/13,814.79 = 5,534.73/x
  3. Step 3: Cross multiply
    10,011.60x = 13,814.79 × 5,534.73
  4. Step 4: Simplify right side
    10,011.60x = 76,461,132.66
  5. Step 5: Solve for x
    x = 76,461,132.66/10,011.60
  6. Step 6: Final answer
    x = 7,637.25

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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.