Home / 4,639.54-6,959.74-1,519.57

Finding the Fourth Proportional to 4,639.54, 6,959.74 and 1,519.57

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Solution

The fourth proportional to 4,639.54, 6,959.74 and 1,519.57 is: 2,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.54 : 6,959.74 = 1,519.57 : x
  2. Step 2: Convert to fraction form
    4,639.54/6,959.74 = 1,519.57/x
  3. Step 3: Cross multiply
    4,639.54x = 6,959.74 × 1,519.57
  4. Step 4: Simplify right side
    4,639.54x = 10,575,812.11
  5. Step 5: Solve for x
    x = 10,575,812.11/4,639.54
  6. Step 6: Final answer
    x = 2,279.50

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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.