Home / 4,070.09-6,104.40-1,147.70

Finding the Fourth Proportional to 4,070.09, 6,104.40 and 1,147.70

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Solution

The fourth proportional to 4,070.09, 6,104.40 and 1,147.70 is: 1,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.09 : 6,104.40 = 1,147.70 : x
  2. Step 2: Convert to fraction form
    4,070.09/6,104.40 = 1,147.70/x
  3. Step 3: Cross multiply
    4,070.09x = 6,104.40 × 1,147.70
  4. Step 4: Simplify right side
    4,070.09x = 7,005,989.36
  5. Step 5: Solve for x
    x = 7,005,989.36/4,070.09
  6. Step 6: Final answer
    x = 1,721.34

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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.