Home / 6,130.32-9,195.30-1,970.61

Finding the Fourth Proportional to 6,130.32, 9,195.30 and 1,970.61

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Solution

The fourth proportional to 6,130.32, 9,195.30 and 1,970.61 is: 2,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.32 : 9,195.30 = 1,970.61 : x
  2. Step 2: Convert to fraction form
    6,130.32/9,195.30 = 1,970.61/x
  3. Step 3: Cross multiply
    6,130.32x = 9,195.30 × 1,970.61
  4. Step 4: Simplify right side
    6,130.32x = 18,120,350.13
  5. Step 5: Solve for x
    x = 18,120,350.13/6,130.32
  6. Step 6: Final answer
    x = 2,955.86

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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.