Home / 4,655.64-6,427.44-3,085.86

Finding the Fourth Proportional to 4,655.64, 6,427.44 and 3,085.86

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Solution

The fourth proportional to 4,655.64, 6,427.44 and 3,085.86 is: 4,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.64 : 6,427.44 = 3,085.86 : x
  2. Step 2: Convert to fraction form
    4,655.64/6,427.44 = 3,085.86/x
  3. Step 3: Cross multiply
    4,655.64x = 6,427.44 × 3,085.86
  4. Step 4: Simplify right side
    4,655.64x = 19,834,180.00
  5. Step 5: Solve for x
    x = 19,834,180.00/4,655.64
  6. Step 6: Final answer
    x = 4,260.25

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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.