Home / 9,707.80-14,556.30-4,160.20

Finding the Fourth Proportional to 9,707.80, 14,556.30 and 4,160.20

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Solution

The fourth proportional to 9,707.80, 14,556.30 and 4,160.20 is: 6,237.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.80 : 14,556.30 = 4,160.20 : x
  2. Step 2: Convert to fraction form
    9,707.80/14,556.30 = 4,160.20/x
  3. Step 3: Cross multiply
    9,707.80x = 14,556.30 × 4,160.20
  4. Step 4: Simplify right side
    9,707.80x = 60,557,119.26
  5. Step 5: Solve for x
    x = 60,557,119.26/9,707.80
  6. Step 6: Final answer
    x = 6,237.99

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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.