Home / 7,288.12-10,058.73-4,457.17

Finding the Fourth Proportional to 7,288.12, 10,058.73 and 4,457.17

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Solution

The fourth proportional to 7,288.12, 10,058.73 and 4,457.17 is: 6,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.12 : 10,058.73 = 4,457.17 : x
  2. Step 2: Convert to fraction form
    7,288.12/10,058.73 = 4,457.17/x
  3. Step 3: Cross multiply
    7,288.12x = 10,058.73 × 4,457.17
  4. Step 4: Simplify right side
    7,288.12x = 44,833,469.59
  5. Step 5: Solve for x
    x = 44,833,469.59/7,288.12
  6. Step 6: Final answer
    x = 6,151.58

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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.