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Finding the Fourth Proportional to 6,707.92, 9,253.71 and 4,719.57

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Solution

The fourth proportional to 6,707.92, 9,253.71 and 4,719.57 is: 6,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.92 : 9,253.71 = 4,719.57 : x
  2. Step 2: Convert to fraction form
    6,707.92/9,253.71 = 4,719.57/x
  3. Step 3: Cross multiply
    6,707.92x = 9,253.71 × 4,719.57
  4. Step 4: Simplify right side
    6,707.92x = 43,673,532.10
  5. Step 5: Solve for x
    x = 43,673,532.10/6,707.92
  6. Step 6: Final answer
    x = 6,510.74

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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.