Home / 7,110.32-9,813.69-4,455.81

Finding the Fourth Proportional to 7,110.32, 9,813.69 and 4,455.81

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Solution

The fourth proportional to 7,110.32, 9,813.69 and 4,455.81 is: 6,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.32 : 9,813.69 = 4,455.81 : x
  2. Step 2: Convert to fraction form
    7,110.32/9,813.69 = 4,455.81/x
  3. Step 3: Cross multiply
    7,110.32x = 9,813.69 × 4,455.81
  4. Step 4: Simplify right side
    7,110.32x = 43,727,938.04
  5. Step 5: Solve for x
    x = 43,727,938.04/7,110.32
  6. Step 6: Final answer
    x = 6,149.93

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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.