Home / 7,437.38-10,263.88-4,080.32

Finding the Fourth Proportional to 7,437.38, 10,263.88 and 4,080.32

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Solution

The fourth proportional to 7,437.38, 10,263.88 and 4,080.32 is: 5,631.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.38 : 10,263.88 = 4,080.32 : x
  2. Step 2: Convert to fraction form
    7,437.38/10,263.88 = 4,080.32/x
  3. Step 3: Cross multiply
    7,437.38x = 10,263.88 × 4,080.32
  4. Step 4: Simplify right side
    7,437.38x = 41,879,914.84
  5. Step 5: Solve for x
    x = 41,879,914.84/7,437.38
  6. Step 6: Final answer
    x = 5,631.00

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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.