Home / 2,591.34-3,572.01-1,927.14

Finding the Fourth Proportional to 2,591.34, 3,572.01 and 1,927.14

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Solution

The fourth proportional to 2,591.34, 3,572.01 and 1,927.14 is: 2,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.34 : 3,572.01 = 1,927.14 : x
  2. Step 2: Convert to fraction form
    2,591.34/3,572.01 = 1,927.14/x
  3. Step 3: Cross multiply
    2,591.34x = 3,572.01 × 1,927.14
  4. Step 4: Simplify right side
    2,591.34x = 6,883,763.35
  5. Step 5: Solve for x
    x = 6,883,763.35/2,591.34
  6. Step 6: Final answer
    x = 2,656.45

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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.