Home / 6,425.84-9,629.40-4,580.72

Finding the Fourth Proportional to 6,425.84, 9,629.40 and 4,580.72

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Solution

The fourth proportional to 6,425.84, 9,629.40 and 4,580.72 is: 6,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.84 : 9,629.40 = 4,580.72 : x
  2. Step 2: Convert to fraction form
    6,425.84/9,629.40 = 4,580.72/x
  3. Step 3: Cross multiply
    6,425.84x = 9,629.40 × 4,580.72
  4. Step 4: Simplify right side
    6,425.84x = 44,109,585.17
  5. Step 5: Solve for x
    x = 44,109,585.17/6,425.84
  6. Step 6: Final answer
    x = 6,864.41

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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.