Home / 6,954.80-10,433.76-2,572.40

Finding the Fourth Proportional to 6,954.80, 10,433.76 and 2,572.40

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Solution

The fourth proportional to 6,954.80, 10,433.76 and 2,572.40 is: 3,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.80 : 10,433.76 = 2,572.40 : x
  2. Step 2: Convert to fraction form
    6,954.80/10,433.76 = 2,572.40/x
  3. Step 3: Cross multiply
    6,954.80x = 10,433.76 × 2,572.40
  4. Step 4: Simplify right side
    6,954.80x = 26,839,804.22
  5. Step 5: Solve for x
    x = 26,839,804.22/6,954.80
  6. Step 6: Final answer
    x = 3,859.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.