Home / 10,015.83-15,025.90-2,996.40

Finding the Fourth Proportional to 10,015.83, 15,025.90 and 2,996.40

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Solution

The fourth proportional to 10,015.83, 15,025.90 and 2,996.40 is: 4,495.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.83 : 15,025.90 = 2,996.40 : x
  2. Step 2: Convert to fraction form
    10,015.83/15,025.90 = 2,996.40/x
  3. Step 3: Cross multiply
    10,015.83x = 15,025.90 × 2,996.40
  4. Step 4: Simplify right side
    10,015.83x = 45,023,606.76
  5. Step 5: Solve for x
    x = 45,023,606.76/10,015.83
  6. Step 6: Final answer
    x = 4,495.24

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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.