Home / 10,296.18-15,445.31-2,900.70

Finding the Fourth Proportional to 10,296.18, 15,445.31 and 2,900.70

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Solution

The fourth proportional to 10,296.18, 15,445.31 and 2,900.70 is: 4,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.18 : 15,445.31 = 2,900.70 : x
  2. Step 2: Convert to fraction form
    10,296.18/15,445.31 = 2,900.70/x
  3. Step 3: Cross multiply
    10,296.18x = 15,445.31 × 2,900.70
  4. Step 4: Simplify right side
    10,296.18x = 44,802,196.21
  5. Step 5: Solve for x
    x = 44,802,196.21/10,296.18
  6. Step 6: Final answer
    x = 4,351.34

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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.