Home / 3,070.02-4,236.72-1,743.48

Finding the Fourth Proportional to 3,070.02, 4,236.72 and 1,743.48

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Solution

The fourth proportional to 3,070.02, 4,236.72 and 1,743.48 is: 2,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.02 : 4,236.72 = 1,743.48 : x
  2. Step 2: Convert to fraction form
    3,070.02/4,236.72 = 1,743.48/x
  3. Step 3: Cross multiply
    3,070.02x = 4,236.72 × 1,743.48
  4. Step 4: Simplify right side
    3,070.02x = 7,386,636.59
  5. Step 5: Solve for x
    x = 7,386,636.59/3,070.02
  6. Step 6: Final answer
    x = 2,406.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.