Home / 8,905.71-13,364.52-4,748.58

Finding the Fourth Proportional to 8,905.71, 13,364.52 and 4,748.58

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Solution

The fourth proportional to 8,905.71, 13,364.52 and 4,748.58 is: 7,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.71 : 13,364.52 = 4,748.58 : x
  2. Step 2: Convert to fraction form
    8,905.71/13,364.52 = 4,748.58/x
  3. Step 3: Cross multiply
    8,905.71x = 13,364.52 × 4,748.58
  4. Step 4: Simplify right side
    8,905.71x = 63,462,492.38
  5. Step 5: Solve for x
    x = 63,462,492.38/8,905.71
  6. Step 6: Final answer
    x = 7,126.05

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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.