Home / 7,856.32-10,841.43-4,319.32

Finding the Fourth Proportional to 7,856.32, 10,841.43 and 4,319.32

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Solution

The fourth proportional to 7,856.32, 10,841.43 and 4,319.32 is: 5,960.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.32 : 10,841.43 = 4,319.32 : x
  2. Step 2: Convert to fraction form
    7,856.32/10,841.43 = 4,319.32/x
  3. Step 3: Cross multiply
    7,856.32x = 10,841.43 × 4,319.32
  4. Step 4: Simplify right side
    7,856.32x = 46,827,605.43
  5. Step 5: Solve for x
    x = 46,827,605.43/7,856.32
  6. Step 6: Final answer
    x = 5,960.50

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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.