Home / 7,520.47-11,281.80-2,326.75

Finding the Fourth Proportional to 7,520.47, 11,281.80 and 2,326.75

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Solution

The fourth proportional to 7,520.47, 11,281.80 and 2,326.75 is: 3,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.47 : 11,281.80 = 2,326.75 : x
  2. Step 2: Convert to fraction form
    7,520.47/11,281.80 = 2,326.75/x
  3. Step 3: Cross multiply
    7,520.47x = 11,281.80 × 2,326.75
  4. Step 4: Simplify right side
    7,520.47x = 26,249,928.15
  5. Step 5: Solve for x
    x = 26,249,928.15/7,520.47
  6. Step 6: Final answer
    x = 3,490.46

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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.