Home / 7,828.29-10,803.38-4,683.87

Finding the Fourth Proportional to 7,828.29, 10,803.38 and 4,683.87

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Solution

The fourth proportional to 7,828.29, 10,803.38 and 4,683.87 is: 6,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.29 : 10,803.38 = 4,683.87 : x
  2. Step 2: Convert to fraction form
    7,828.29/10,803.38 = 4,683.87/x
  3. Step 3: Cross multiply
    7,828.29x = 10,803.38 × 4,683.87
  4. Step 4: Simplify right side
    7,828.29x = 50,601,627.48
  5. Step 5: Solve for x
    x = 50,601,627.48/7,828.29
  6. Step 6: Final answer
    x = 6,463.94

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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.