Home / 8,696.48-13,025.28-4,798.40

Finding the Fourth Proportional to 8,696.48, 13,025.28 and 4,798.40

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Solution

The fourth proportional to 8,696.48, 13,025.28 and 4,798.40 is: 7,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.48 : 13,025.28 = 4,798.40 : x
  2. Step 2: Convert to fraction form
    8,696.48/13,025.28 = 4,798.40/x
  3. Step 3: Cross multiply
    8,696.48x = 13,025.28 × 4,798.40
  4. Step 4: Simplify right side
    8,696.48x = 62,500,503.55
  5. Step 5: Solve for x
    x = 62,500,503.55/8,696.48
  6. Step 6: Final answer
    x = 7,186.87

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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.