Home / 7,619.51-10,513.96-4,433.66

Finding the Fourth Proportional to 7,619.51, 10,513.96 and 4,433.66

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Solution

The fourth proportional to 7,619.51, 10,513.96 and 4,433.66 is: 6,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.51 : 10,513.96 = 4,433.66 : x
  2. Step 2: Convert to fraction form
    7,619.51/10,513.96 = 4,433.66/x
  3. Step 3: Cross multiply
    7,619.51x = 10,513.96 × 4,433.66
  4. Step 4: Simplify right side
    7,619.51x = 46,615,323.89
  5. Step 5: Solve for x
    x = 46,615,323.89/7,619.51
  6. Step 6: Final answer
    x = 6,117.89

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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.