Home / 5,437.64-7,504.84-3,079.74

Finding the Fourth Proportional to 5,437.64, 7,504.84 and 3,079.74

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Solution

The fourth proportional to 5,437.64, 7,504.84 and 3,079.74 is: 4,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.64 : 7,504.84 = 3,079.74 : x
  2. Step 2: Convert to fraction form
    5,437.64/7,504.84 = 3,079.74/x
  3. Step 3: Cross multiply
    5,437.64x = 7,504.84 × 3,079.74
  4. Step 4: Simplify right side
    5,437.64x = 23,112,955.94
  5. Step 5: Solve for x
    x = 23,112,955.94/5,437.64
  6. Step 6: Final answer
    x = 4,250.55

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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.