Home / 8,738.92-12,062.73-5,153.77

Finding the Fourth Proportional to 8,738.92, 12,062.73 and 5,153.77

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Solution

The fourth proportional to 8,738.92, 12,062.73 and 5,153.77 is: 7,113.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.92 : 12,062.73 = 5,153.77 : x
  2. Step 2: Convert to fraction form
    8,738.92/12,062.73 = 5,153.77/x
  3. Step 3: Cross multiply
    8,738.92x = 12,062.73 × 5,153.77
  4. Step 4: Simplify right side
    8,738.92x = 62,168,535.99
  5. Step 5: Solve for x
    x = 62,168,535.99/8,738.92
  6. Step 6: Final answer
    x = 7,113.98

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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.