Home / 4,549.61-6,278.09-2,560.50

Finding the Fourth Proportional to 4,549.61, 6,278.09 and 2,560.50

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Solution

The fourth proportional to 4,549.61, 6,278.09 and 2,560.50 is: 3,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.61 : 6,278.09 = 2,560.50 : x
  2. Step 2: Convert to fraction form
    4,549.61/6,278.09 = 2,560.50/x
  3. Step 3: Cross multiply
    4,549.61x = 6,278.09 × 2,560.50
  4. Step 4: Simplify right side
    4,549.61x = 16,075,049.45
  5. Step 5: Solve for x
    x = 16,075,049.45/4,549.61
  6. Step 6: Final answer
    x = 3,533.28

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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.