Home / 8,333.46-11,492.37-5,645.07

Finding the Fourth Proportional to 8,333.46, 11,492.37 and 5,645.07

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Solution

The fourth proportional to 8,333.46, 11,492.37 and 5,645.07 is: 7,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.46 : 11,492.37 = 5,645.07 : x
  2. Step 2: Convert to fraction form
    8,333.46/11,492.37 = 5,645.07/x
  3. Step 3: Cross multiply
    8,333.46x = 11,492.37 × 5,645.07
  4. Step 4: Simplify right side
    8,333.46x = 64,875,233.12
  5. Step 5: Solve for x
    x = 64,875,233.12/8,333.46
  6. Step 6: Final answer
    x = 7,784.91

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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.