Home / 2,347.12-3,503.34-2,070.42

Finding the Fourth Proportional to 2,347.12, 3,503.34 and 2,070.42

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Solution

The fourth proportional to 2,347.12, 3,503.34 and 2,070.42 is: 3,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.12 : 3,503.34 = 2,070.42 : x
  2. Step 2: Convert to fraction form
    2,347.12/3,503.34 = 2,070.42/x
  3. Step 3: Cross multiply
    2,347.12x = 3,503.34 × 2,070.42
  4. Step 4: Simplify right side
    2,347.12x = 7,253,385.20
  5. Step 5: Solve for x
    x = 7,253,385.20/2,347.12
  6. Step 6: Final answer
    x = 3,090.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.