Home / 4,856.20-6,701.64-3,090.20

Finding the Fourth Proportional to 4,856.20, 6,701.64 and 3,090.20

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Solution

The fourth proportional to 4,856.20, 6,701.64 and 3,090.20 is: 4,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.20 : 6,701.64 = 3,090.20 : x
  2. Step 2: Convert to fraction form
    4,856.20/6,701.64 = 3,090.20/x
  3. Step 3: Cross multiply
    4,856.20x = 6,701.64 × 3,090.20
  4. Step 4: Simplify right side
    4,856.20x = 20,709,400.53
  5. Step 5: Solve for x
    x = 20,709,400.53/4,856.20
  6. Step 6: Final answer
    x = 4,264.53

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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.