Home / 4,707.41-6,491.77-2,818.70

Finding the Fourth Proportional to 4,707.41, 6,491.77 and 2,818.70

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Solution

The fourth proportional to 4,707.41, 6,491.77 and 2,818.70 is: 3,887.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.41 : 6,491.77 = 2,818.70 : x
  2. Step 2: Convert to fraction form
    4,707.41/6,491.77 = 2,818.70/x
  3. Step 3: Cross multiply
    4,707.41x = 6,491.77 × 2,818.70
  4. Step 4: Simplify right side
    4,707.41x = 18,298,352.10
  5. Step 5: Solve for x
    x = 18,298,352.10/4,707.41
  6. Step 6: Final answer
    x = 3,887.14

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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.