Home / 7,476.57-10,316.76-4,289.69

Finding the Fourth Proportional to 7,476.57, 10,316.76 and 4,289.69

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Solution

The fourth proportional to 7,476.57, 10,316.76 and 4,289.69 is: 5,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.57 : 10,316.76 = 4,289.69 : x
  2. Step 2: Convert to fraction form
    7,476.57/10,316.76 = 4,289.69/x
  3. Step 3: Cross multiply
    7,476.57x = 10,316.76 × 4,289.69
  4. Step 4: Simplify right side
    7,476.57x = 44,255,650.62
  5. Step 5: Solve for x
    x = 44,255,650.62/7,476.57
  6. Step 6: Final answer
    x = 5,919.25

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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.