Home / 7,437.50-10,263.74-4,080.33

Finding the Fourth Proportional to 7,437.50, 10,263.74 and 4,080.33

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Solution

The fourth proportional to 7,437.50, 10,263.74 and 4,080.33 is: 5,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.50 : 10,263.74 = 4,080.33 : x
  2. Step 2: Convert to fraction form
    7,437.50/10,263.74 = 4,080.33/x
  3. Step 3: Cross multiply
    7,437.50x = 10,263.74 × 4,080.33
  4. Step 4: Simplify right side
    7,437.50x = 41,879,425.83
  5. Step 5: Solve for x
    x = 41,879,425.83/7,437.50
  6. Step 6: Final answer
    x = 5,630.85

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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.