Home / 6,127.47-9,189.63-1,743.93

Finding the Fourth Proportional to 6,127.47, 9,189.63 and 1,743.93

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Solution

The fourth proportional to 6,127.47, 9,189.63 and 1,743.93 is: 2,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.47 : 9,189.63 = 1,743.93 : x
  2. Step 2: Convert to fraction form
    6,127.47/9,189.63 = 1,743.93/x
  3. Step 3: Cross multiply
    6,127.47x = 9,189.63 × 1,743.93
  4. Step 4: Simplify right side
    6,127.47x = 16,026,071.45
  5. Step 5: Solve for x
    x = 16,026,071.45/6,127.47
  6. Step 6: Final answer
    x = 2,615.45

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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.