Home / 7,856.14-10,841.51-4,319.58

Finding the Fourth Proportional to 7,856.14, 10,841.51 and 4,319.58

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Solution

The fourth proportional to 7,856.14, 10,841.51 and 4,319.58 is: 5,961.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.14 : 10,841.51 = 4,319.58 : x
  2. Step 2: Convert to fraction form
    7,856.14/10,841.51 = 4,319.58/x
  3. Step 3: Cross multiply
    7,856.14x = 10,841.51 × 4,319.58
  4. Step 4: Simplify right side
    7,856.14x = 46,830,715.56
  5. Step 5: Solve for x
    x = 46,830,715.56/7,856.14
  6. Step 6: Final answer
    x = 5,961.04

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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.