Home / 4,077.42-5,630.28-2,587.98

Finding the Fourth Proportional to 4,077.42, 5,630.28 and 2,587.98

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Solution

The fourth proportional to 4,077.42, 5,630.28 and 2,587.98 is: 3,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.42 : 5,630.28 = 2,587.98 : x
  2. Step 2: Convert to fraction form
    4,077.42/5,630.28 = 2,587.98/x
  3. Step 3: Cross multiply
    4,077.42x = 5,630.28 × 2,587.98
  4. Step 4: Simplify right side
    4,077.42x = 14,571,052.03
  5. Step 5: Solve for x
    x = 14,571,052.03/4,077.42
  6. Step 6: Final answer
    x = 3,573.60

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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.