Home / 10,270.99-15,407.30-3,697.84

Finding the Fourth Proportional to 10,270.99, 15,407.30 and 3,697.84

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Solution

The fourth proportional to 10,270.99, 15,407.30 and 3,697.84 is: 5,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.99 : 15,407.30 = 3,697.84 : x
  2. Step 2: Convert to fraction form
    10,270.99/15,407.30 = 3,697.84/x
  3. Step 3: Cross multiply
    10,270.99x = 15,407.30 × 3,697.84
  4. Step 4: Simplify right side
    10,270.99x = 56,973,730.23
  5. Step 5: Solve for x
    x = 56,973,730.23/10,270.99
  6. Step 6: Final answer
    x = 5,547.05

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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.