Home / 6,128.02-9,189.29-1,744.45

Finding the Fourth Proportional to 6,128.02, 9,189.29 and 1,744.45

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Solution

The fourth proportional to 6,128.02, 9,189.29 and 1,744.45 is: 2,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.02 : 9,189.29 = 1,744.45 : x
  2. Step 2: Convert to fraction form
    6,128.02/9,189.29 = 1,744.45/x
  3. Step 3: Cross multiply
    6,128.02x = 9,189.29 × 1,744.45
  4. Step 4: Simplify right side
    6,128.02x = 16,030,256.94
  5. Step 5: Solve for x
    x = 16,030,256.94/6,128.02
  6. Step 6: Final answer
    x = 2,615.90

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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.