Home / 4,071.02-6,106.92-1,109.50

Finding the Fourth Proportional to 4,071.02, 6,106.92 and 1,109.50

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Solution

The fourth proportional to 4,071.02, 6,106.92 and 1,109.50 is: 1,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.02 : 6,106.92 = 1,109.50 : x
  2. Step 2: Convert to fraction form
    4,071.02/6,106.92 = 1,109.50/x
  3. Step 3: Cross multiply
    4,071.02x = 6,106.92 × 1,109.50
  4. Step 4: Simplify right side
    4,071.02x = 6,775,627.74
  5. Step 5: Solve for x
    x = 6,775,627.74/4,071.02
  6. Step 6: Final answer
    x = 1,664.36

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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.