Home / 4,889.02-6,748.06-3,212.70

Finding the Fourth Proportional to 4,889.02, 6,748.06 and 3,212.70

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Solution

The fourth proportional to 4,889.02, 6,748.06 and 3,212.70 is: 4,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.02 : 6,748.06 = 3,212.70 : x
  2. Step 2: Convert to fraction form
    4,889.02/6,748.06 = 3,212.70/x
  3. Step 3: Cross multiply
    4,889.02x = 6,748.06 × 3,212.70
  4. Step 4: Simplify right side
    4,889.02x = 21,679,492.36
  5. Step 5: Solve for x
    x = 21,679,492.36/4,889.02
  6. Step 6: Final answer
    x = 4,434.32

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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.