Home / 4,282.28-6,425.16-1,509.32

Finding the Fourth Proportional to 4,282.28, 6,425.16 and 1,509.32

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Solution

The fourth proportional to 4,282.28, 6,425.16 and 1,509.32 is: 2,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.28 : 6,425.16 = 1,509.32 : x
  2. Step 2: Convert to fraction form
    4,282.28/6,425.16 = 1,509.32/x
  3. Step 3: Cross multiply
    4,282.28x = 6,425.16 × 1,509.32
  4. Step 4: Simplify right side
    4,282.28x = 9,697,622.49
  5. Step 5: Solve for x
    x = 9,697,622.49/4,282.28
  6. Step 6: Final answer
    x = 2,264.59

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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.