Home / 4,840.22-6,679.10-2,715.45

Finding the Fourth Proportional to 4,840.22, 6,679.10 and 2,715.45

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Solution

The fourth proportional to 4,840.22, 6,679.10 and 2,715.45 is: 3,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.22 : 6,679.10 = 2,715.45 : x
  2. Step 2: Convert to fraction form
    4,840.22/6,679.10 = 2,715.45/x
  3. Step 3: Cross multiply
    4,840.22x = 6,679.10 × 2,715.45
  4. Step 4: Simplify right side
    4,840.22x = 18,136,748.52
  5. Step 5: Solve for x
    x = 18,136,748.52/4,840.22
  6. Step 6: Final answer
    x = 3,747.10

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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.