Home / 7,504.97-10,343.81-5,485.07

Finding the Fourth Proportional to 7,504.97, 10,343.81 and 5,485.07

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Solution

The fourth proportional to 7,504.97, 10,343.81 and 5,485.07 is: 7,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.97 : 10,343.81 = 5,485.07 : x
  2. Step 2: Convert to fraction form
    7,504.97/10,343.81 = 5,485.07/x
  3. Step 3: Cross multiply
    7,504.97x = 10,343.81 × 5,485.07
  4. Step 4: Simplify right side
    7,504.97x = 56,736,521.92
  5. Step 5: Solve for x
    x = 56,736,521.92/7,504.97
  6. Step 6: Final answer
    x = 7,559.86

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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.