Home / 4,627.32-6,384.26-2,739.12

Finding the Fourth Proportional to 4,627.32, 6,384.26 and 2,739.12

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Solution

The fourth proportional to 4,627.32, 6,384.26 and 2,739.12 is: 3,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.32 : 6,384.26 = 2,739.12 : x
  2. Step 2: Convert to fraction form
    4,627.32/6,384.26 = 2,739.12/x
  3. Step 3: Cross multiply
    4,627.32x = 6,384.26 × 2,739.12
  4. Step 4: Simplify right side
    4,627.32x = 17,487,254.25
  5. Step 5: Solve for x
    x = 17,487,254.25/4,627.32
  6. Step 6: Final answer
    x = 3,779.13

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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.