Home / 7,939.98-10,954.64-4,582.35

Finding the Fourth Proportional to 7,939.98, 10,954.64 and 4,582.35

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Solution

The fourth proportional to 7,939.98, 10,954.64 and 4,582.35 is: 6,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.98 : 10,954.64 = 4,582.35 : x
  2. Step 2: Convert to fraction form
    7,939.98/10,954.64 = 4,582.35/x
  3. Step 3: Cross multiply
    7,939.98x = 10,954.64 × 4,582.35
  4. Step 4: Simplify right side
    7,939.98x = 50,197,971.69
  5. Step 5: Solve for x
    x = 50,197,971.69/7,939.98
  6. Step 6: Final answer
    x = 6,322.18

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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.