Home / 10,748.07-16,120.28-4,903.31

Finding the Fourth Proportional to 10,748.07, 16,120.28 and 4,903.31

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Solution

The fourth proportional to 10,748.07, 16,120.28 and 4,903.31 is: 7,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.07 : 16,120.28 = 4,903.31 : x
  2. Step 2: Convert to fraction form
    10,748.07/16,120.28 = 4,903.31/x
  3. Step 3: Cross multiply
    10,748.07x = 16,120.28 × 4,903.31
  4. Step 4: Simplify right side
    10,748.07x = 79,042,730.13
  5. Step 5: Solve for x
    x = 79,042,730.13/10,748.07
  6. Step 6: Final answer
    x = 7,354.13

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1.5x scale

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.