Home / 6,981.73-10,472.60-4,386.49

Finding the Fourth Proportional to 6,981.73, 10,472.60 and 4,386.49

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Solution

The fourth proportional to 6,981.73, 10,472.60 and 4,386.49 is: 6,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.73 : 10,472.60 = 4,386.49 : x
  2. Step 2: Convert to fraction form
    6,981.73/10,472.60 = 4,386.49/x
  3. Step 3: Cross multiply
    6,981.73x = 10,472.60 × 4,386.49
  4. Step 4: Simplify right side
    6,981.73x = 45,937,955.17
  5. Step 5: Solve for x
    x = 45,937,955.17/6,981.73
  6. Step 6: Final answer
    x = 6,579.74

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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.