Home / 7,570.24-11,357.76-4,105.60

Finding the Fourth Proportional to 7,570.24, 11,357.76 and 4,105.60

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Solution

The fourth proportional to 7,570.24, 11,357.76 and 4,105.60 is: 6,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.24 : 11,357.76 = 4,105.60 : x
  2. Step 2: Convert to fraction form
    7,570.24/11,357.76 = 4,105.60/x
  3. Step 3: Cross multiply
    7,570.24x = 11,357.76 × 4,105.60
  4. Step 4: Simplify right side
    7,570.24x = 46,630,419.46
  5. Step 5: Solve for x
    x = 46,630,419.46/7,570.24
  6. Step 6: Final answer
    x = 6,159.70

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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.