Home / 4,549.74-6,278.40-2,560.47

Finding the Fourth Proportional to 4,549.74, 6,278.40 and 2,560.47

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Solution

The fourth proportional to 4,549.74, 6,278.40 and 2,560.47 is: 3,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.74 : 6,278.40 = 2,560.47 : x
  2. Step 2: Convert to fraction form
    4,549.74/6,278.40 = 2,560.47/x
  3. Step 3: Cross multiply
    4,549.74x = 6,278.40 × 2,560.47
  4. Step 4: Simplify right side
    4,549.74x = 16,075,654.85
  5. Step 5: Solve for x
    x = 16,075,654.85/4,549.74
  6. Step 6: Final answer
    x = 3,533.31

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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.