Home / 10,080.23-15,120.37-3,060.30

Finding the Fourth Proportional to 10,080.23, 15,120.37 and 3,060.30

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Solution

The fourth proportional to 10,080.23, 15,120.37 and 3,060.30 is: 4,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.23 : 15,120.37 = 3,060.30 : x
  2. Step 2: Convert to fraction form
    10,080.23/15,120.37 = 3,060.30/x
  3. Step 3: Cross multiply
    10,080.23x = 15,120.37 × 3,060.30
  4. Step 4: Simplify right side
    10,080.23x = 46,272,868.31
  5. Step 5: Solve for x
    x = 46,272,868.31/10,080.23
  6. Step 6: Final answer
    x = 4,590.46

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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.