Home / 4,985.74-6,883.26-4,432.12

Finding the Fourth Proportional to 4,985.74, 6,883.26 and 4,432.12

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Solution

The fourth proportional to 4,985.74, 6,883.26 and 4,432.12 is: 6,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.74 : 6,883.26 = 4,432.12 : x
  2. Step 2: Convert to fraction form
    4,985.74/6,883.26 = 4,432.12/x
  3. Step 3: Cross multiply
    4,985.74x = 6,883.26 × 4,432.12
  4. Step 4: Simplify right side
    4,985.74x = 30,507,434.31
  5. Step 5: Solve for x
    x = 30,507,434.31/4,985.74
  6. Step 6: Final answer
    x = 6,118.94

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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.