Home / 4,484.20-6,728.28-1,564.60

Finding the Fourth Proportional to 4,484.20, 6,728.28 and 1,564.60

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Solution

The fourth proportional to 4,484.20, 6,728.28 and 1,564.60 is: 2,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.20 : 6,728.28 = 1,564.60 : x
  2. Step 2: Convert to fraction form
    4,484.20/6,728.28 = 1,564.60/x
  3. Step 3: Cross multiply
    4,484.20x = 6,728.28 × 1,564.60
  4. Step 4: Simplify right side
    4,484.20x = 10,527,066.89
  5. Step 5: Solve for x
    x = 10,527,066.89/4,484.20
  6. Step 6: Final answer
    x = 2,347.59

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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.