Home / 6,260.56-8,639.28-3,465.84

Finding the Fourth Proportional to 6,260.56, 8,639.28 and 3,465.84

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Solution

The fourth proportional to 6,260.56, 8,639.28 and 3,465.84 is: 4,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.56 : 8,639.28 = 3,465.84 : x
  2. Step 2: Convert to fraction form
    6,260.56/8,639.28 = 3,465.84/x
  3. Step 3: Cross multiply
    6,260.56x = 8,639.28 × 3,465.84
  4. Step 4: Simplify right side
    6,260.56x = 29,942,362.20
  5. Step 5: Solve for x
    x = 29,942,362.20/6,260.56
  6. Step 6: Final answer
    x = 4,782.70

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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.