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Finding the Fourth Proportional to 4,525.32, 6,787.98 and 1,926.30

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Solution

The fourth proportional to 4,525.32, 6,787.98 and 1,926.30 is: 2,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525.32 : 6,787.98 = 1,926.30 : x
  2. Step 2: Convert to fraction form
    4,525.32/6,787.98 = 1,926.30/x
  3. Step 3: Cross multiply
    4,525.32x = 6,787.98 × 1,926.30
  4. Step 4: Simplify right side
    4,525.32x = 13,075,685.87
  5. Step 5: Solve for x
    x = 13,075,685.87/4,525.32
  6. Step 6: Final answer
    x = 2,889.45

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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.