Home / 6,417.64-9,623.58-2,953

Finding the Fourth Proportional to 6,417.64, 9,623.58 and 2,953

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Solution

The fourth proportional to 6,417.64, 9,623.58 and 2,953 is: 4,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.64 : 9,623.58 = 2,953 : x
  2. Step 2: Convert to fraction form
    6,417.64/9,623.58 = 2,953/x
  3. Step 3: Cross multiply
    6,417.64x = 9,623.58 × 2,953
  4. Step 4: Simplify right side
    6,417.64x = 28,418,431.74
  5. Step 5: Solve for x
    x = 28,418,431.74/6,417.64
  6. Step 6: Final answer
    x = 4,428.17

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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.