Home / 10,051.20-13,869.63-5,573.79

Finding the Fourth Proportional to 10,051.20, 13,869.63 and 5,573.79

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Solution

The fourth proportional to 10,051.20, 13,869.63 and 5,573.79 is: 7,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.20 : 13,869.63 = 5,573.79 : x
  2. Step 2: Convert to fraction form
    10,051.20/13,869.63 = 5,573.79/x
  3. Step 3: Cross multiply
    10,051.20x = 13,869.63 × 5,573.79
  4. Step 4: Simplify right side
    10,051.20x = 77,306,405.00
  5. Step 5: Solve for x
    x = 77,306,405.00/10,051.20
  6. Step 6: Final answer
    x = 7,691.26

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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.