Home / 6,580.02-9,869.70-2,419.71

Finding the Fourth Proportional to 6,580.02, 9,869.70 and 2,419.71

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Solution

The fourth proportional to 6,580.02, 9,869.70 and 2,419.71 is: 3,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.02 : 9,869.70 = 2,419.71 : x
  2. Step 2: Convert to fraction form
    6,580.02/9,869.70 = 2,419.71/x
  3. Step 3: Cross multiply
    6,580.02x = 9,869.70 × 2,419.71
  4. Step 4: Simplify right side
    6,580.02x = 23,881,811.79
  5. Step 5: Solve for x
    x = 23,881,811.79/6,580.02
  6. Step 6: Final answer
    x = 3,629.44

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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.