Home / 7,555.48-11,340.64-4,960.24

Finding the Fourth Proportional to 7,555.48, 11,340.64 and 4,960.24

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Solution

The fourth proportional to 7,555.48, 11,340.64 and 4,960.24 is: 7,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.48 : 11,340.64 = 4,960.24 : x
  2. Step 2: Convert to fraction form
    7,555.48/11,340.64 = 4,960.24/x
  3. Step 3: Cross multiply
    7,555.48x = 11,340.64 × 4,960.24
  4. Step 4: Simplify right side
    7,555.48x = 56,252,296.15
  5. Step 5: Solve for x
    x = 56,252,296.15/7,555.48
  6. Step 6: Final answer
    x = 7,445.23

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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.