Home / 4,053.60-6,079.65-1,131.30

Finding the Fourth Proportional to 4,053.60, 6,079.65 and 1,131.30

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Solution

The fourth proportional to 4,053.60, 6,079.65 and 1,131.30 is: 1,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,053.60 : 6,079.65 = 1,131.30 : x
  2. Step 2: Convert to fraction form
    4,053.60/6,079.65 = 1,131.30/x
  3. Step 3: Cross multiply
    4,053.60x = 6,079.65 × 1,131.30
  4. Step 4: Simplify right side
    4,053.60x = 6,877,908.05
  5. Step 5: Solve for x
    x = 6,877,908.05/4,053.60
  6. Step 6: Final answer
    x = 1,696.74

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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.