Home / 10,420.54-15,632.35-3,024.04

Finding the Fourth Proportional to 10,420.54, 15,632.35 and 3,024.04

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Solution

The fourth proportional to 10,420.54, 15,632.35 and 3,024.04 is: 4,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420.54 : 15,632.35 = 3,024.04 : x
  2. Step 2: Convert to fraction form
    10,420.54/15,632.35 = 3,024.04/x
  3. Step 3: Cross multiply
    10,420.54x = 15,632.35 × 3,024.04
  4. Step 4: Simplify right side
    10,420.54x = 47,272,851.69
  5. Step 5: Solve for x
    x = 47,272,851.69/10,420.54
  6. Step 6: Final answer
    x = 4,536.51

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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.