Home / 4,278.55-5,908.44-4,045.58

Finding the Fourth Proportional to 4,278.55, 5,908.44 and 4,045.58

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Solution

The fourth proportional to 4,278.55, 5,908.44 and 4,045.58 is: 5,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.55 : 5,908.44 = 4,045.58 : x
  2. Step 2: Convert to fraction form
    4,278.55/5,908.44 = 4,045.58/x
  3. Step 3: Cross multiply
    4,278.55x = 5,908.44 × 4,045.58
  4. Step 4: Simplify right side
    4,278.55x = 23,903,068.34
  5. Step 5: Solve for x
    x = 23,903,068.34/4,278.55
  6. Step 6: Final answer
    x = 5,586.72

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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.