Home / 7,437.29-10,263.42-4,080.02

Finding the Fourth Proportional to 7,437.29, 10,263.42 and 4,080.02

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Solution

The fourth proportional to 7,437.29, 10,263.42 and 4,080.02 is: 5,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.29 : 10,263.42 = 4,080.02 : x
  2. Step 2: Convert to fraction form
    7,437.29/10,263.42 = 4,080.02/x
  3. Step 3: Cross multiply
    7,437.29x = 10,263.42 × 4,080.02
  4. Step 4: Simplify right side
    7,437.29x = 41,874,887.15
  5. Step 5: Solve for x
    x = 41,874,887.15/7,437.29
  6. Step 6: Final answer
    x = 5,630.40

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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.