Home / 7,619.04-10,516.08-4,633.68

Finding the Fourth Proportional to 7,619.04, 10,516.08 and 4,633.68

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Solution

The fourth proportional to 7,619.04, 10,516.08 and 4,633.68 is: 6,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.04 : 10,516.08 = 4,633.68 : x
  2. Step 2: Convert to fraction form
    7,619.04/10,516.08 = 4,633.68/x
  3. Step 3: Cross multiply
    7,619.04x = 10,516.08 × 4,633.68
  4. Step 4: Simplify right side
    7,619.04x = 48,728,149.57
  5. Step 5: Solve for x
    x = 48,728,149.57/7,619.04
  6. Step 6: Final answer
    x = 6,395.58

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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.