Home / 7,512.86-10,358.33-4,819.34

Finding the Fourth Proportional to 7,512.86, 10,358.33 and 4,819.34

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Solution

The fourth proportional to 7,512.86, 10,358.33 and 4,819.34 is: 6,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.86 : 10,358.33 = 4,819.34 : x
  2. Step 2: Convert to fraction form
    7,512.86/10,358.33 = 4,819.34/x
  3. Step 3: Cross multiply
    7,512.86x = 10,358.33 × 4,819.34
  4. Step 4: Simplify right side
    7,512.86x = 49,920,314.10
  5. Step 5: Solve for x
    x = 49,920,314.10/7,512.86
  6. Step 6: Final answer
    x = 6,644.65

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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.