Home / 5,264.56-7,895.75-1,977.58

Finding the Fourth Proportional to 5,264.56, 7,895.75 and 1,977.58

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Solution

The fourth proportional to 5,264.56, 7,895.75 and 1,977.58 is: 2,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.56 : 7,895.75 = 1,977.58 : x
  2. Step 2: Convert to fraction form
    5,264.56/7,895.75 = 1,977.58/x
  3. Step 3: Cross multiply
    5,264.56x = 7,895.75 × 1,977.58
  4. Step 4: Simplify right side
    5,264.56x = 15,614,427.92
  5. Step 5: Solve for x
    x = 15,614,427.92/5,264.56
  6. Step 6: Final answer
    x = 2,965.95

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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.