Home / 4,347.70-6,516.75-2,151.70

Finding the Fourth Proportional to 4,347.70, 6,516.75 and 2,151.70

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Solution

The fourth proportional to 4,347.70, 6,516.75 and 2,151.70 is: 3,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.70 : 6,516.75 = 2,151.70 : x
  2. Step 2: Convert to fraction form
    4,347.70/6,516.75 = 2,151.70/x
  3. Step 3: Cross multiply
    4,347.70x = 6,516.75 × 2,151.70
  4. Step 4: Simplify right side
    4,347.70x = 14,022,090.98
  5. Step 5: Solve for x
    x = 14,022,090.98/4,347.70
  6. Step 6: Final answer
    x = 3,225.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.