Home / 7,260.40-10,889.52-2,330.47

Finding the Fourth Proportional to 7,260.40, 10,889.52 and 2,330.47

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Solution

The fourth proportional to 7,260.40, 10,889.52 and 2,330.47 is: 3,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.40 : 10,889.52 = 2,330.47 : x
  2. Step 2: Convert to fraction form
    7,260.40/10,889.52 = 2,330.47/x
  3. Step 3: Cross multiply
    7,260.40x = 10,889.52 × 2,330.47
  4. Step 4: Simplify right side
    7,260.40x = 25,377,699.67
  5. Step 5: Solve for x
    x = 25,377,699.67/7,260.40
  6. Step 6: Final answer
    x = 3,495.36

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1.5x scale

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.