Home / 6,880.12-10,298.30-4,922.76

Finding the Fourth Proportional to 6,880.12, 10,298.30 and 4,922.76

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Solution

The fourth proportional to 6,880.12, 10,298.30 and 4,922.76 is: 7,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.12 : 10,298.30 = 4,922.76 : x
  2. Step 2: Convert to fraction form
    6,880.12/10,298.30 = 4,922.76/x
  3. Step 3: Cross multiply
    6,880.12x = 10,298.30 × 4,922.76
  4. Step 4: Simplify right side
    6,880.12x = 50,696,059.31
  5. Step 5: Solve for x
    x = 50,696,059.31/6,880.12
  6. Step 6: Final answer
    x = 7,368.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.