Home / 8,365.16-11,544.18-4,639.16

Finding the Fourth Proportional to 8,365.16, 11,544.18 and 4,639.16

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Solution

The fourth proportional to 8,365.16, 11,544.18 and 4,639.16 is: 6,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.16 : 11,544.18 = 4,639.16 : x
  2. Step 2: Convert to fraction form
    8,365.16/11,544.18 = 4,639.16/x
  3. Step 3: Cross multiply
    8,365.16x = 11,544.18 × 4,639.16
  4. Step 4: Simplify right side
    8,365.16x = 53,555,298.09
  5. Step 5: Solve for x
    x = 53,555,298.09/8,365.16
  6. Step 6: Final answer
    x = 6,402.18

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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.