Home / 7,437.63-10,263.97-4,080.75

Finding the Fourth Proportional to 7,437.63, 10,263.97 and 4,080.75

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Solution

The fourth proportional to 7,437.63, 10,263.97 and 4,080.75 is: 5,631.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.63 : 10,263.97 = 4,080.75 : x
  2. Step 2: Convert to fraction form
    7,437.63/10,263.97 = 4,080.75/x
  3. Step 3: Cross multiply
    7,437.63x = 10,263.97 × 4,080.75
  4. Step 4: Simplify right side
    7,437.63x = 41,884,675.17
  5. Step 5: Solve for x
    x = 41,884,675.17/7,437.63
  6. Step 6: Final answer
    x = 5,631.45

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Half scale
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Double scale
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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.