Home / 4,495.72-6,710.29-4,218.70

Finding the Fourth Proportional to 4,495.72, 6,710.29 and 4,218.70

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Solution

The fourth proportional to 4,495.72, 6,710.29 and 4,218.70 is: 6,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.72 : 6,710.29 = 4,218.70 : x
  2. Step 2: Convert to fraction form
    4,495.72/6,710.29 = 4,218.70/x
  3. Step 3: Cross multiply
    4,495.72x = 6,710.29 × 4,218.70
  4. Step 4: Simplify right side
    4,495.72x = 28,308,700.42
  5. Step 5: Solve for x
    x = 28,308,700.42/4,495.72
  6. Step 6: Final answer
    x = 6,296.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.