Home / 4,643.31-6,407.76-2,518.86

Finding the Fourth Proportional to 4,643.31, 6,407.76 and 2,518.86

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Solution

The fourth proportional to 4,643.31, 6,407.76 and 2,518.86 is: 3,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.31 : 6,407.76 = 2,518.86 : x
  2. Step 2: Convert to fraction form
    4,643.31/6,407.76 = 2,518.86/x
  3. Step 3: Cross multiply
    4,643.31x = 6,407.76 × 2,518.86
  4. Step 4: Simplify right side
    4,643.31x = 16,140,250.35
  5. Step 5: Solve for x
    x = 16,140,250.35/4,643.31
  6. Step 6: Final answer
    x = 3,476.02

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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.