Home / 5,208.08-7,192.24-4,457.76

Finding the Fourth Proportional to 5,208.08, 7,192.24 and 4,457.76

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Solution

The fourth proportional to 5,208.08, 7,192.24 and 4,457.76 is: 6,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.08 : 7,192.24 = 4,457.76 : x
  2. Step 2: Convert to fraction form
    5,208.08/7,192.24 = 4,457.76/x
  3. Step 3: Cross multiply
    5,208.08x = 7,192.24 × 4,457.76
  4. Step 4: Simplify right side
    5,208.08x = 32,061,279.78
  5. Step 5: Solve for x
    x = 32,061,279.78/5,208.08
  6. Step 6: Final answer
    x = 6,156.07

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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.