Home / 4,814.28-7,219.26-1,526.76

Finding the Fourth Proportional to 4,814.28, 7,219.26 and 1,526.76

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Solution

The fourth proportional to 4,814.28, 7,219.26 and 1,526.76 is: 2,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.28 : 7,219.26 = 1,526.76 : x
  2. Step 2: Convert to fraction form
    4,814.28/7,219.26 = 1,526.76/x
  3. Step 3: Cross multiply
    4,814.28x = 7,219.26 × 1,526.76
  4. Step 4: Simplify right side
    4,814.28x = 11,022,077.40
  5. Step 5: Solve for x
    x = 11,022,077.40/4,814.28
  6. Step 6: Final answer
    x = 2,289.45

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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.