Home / 5,587.87-7,711.27-3,070.14

Finding the Fourth Proportional to 5,587.87, 7,711.27 and 3,070.14

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Solution

The fourth proportional to 5,587.87, 7,711.27 and 3,070.14 is: 4,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.87 : 7,711.27 = 3,070.14 : x
  2. Step 2: Convert to fraction form
    5,587.87/7,711.27 = 3,070.14/x
  3. Step 3: Cross multiply
    5,587.87x = 7,711.27 × 3,070.14
  4. Step 4: Simplify right side
    5,587.87x = 23,674,682.41
  5. Step 5: Solve for x
    x = 23,674,682.41/5,587.87
  6. Step 6: Final answer
    x = 4,236.80

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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.