Home / 7,288.87-10,923.63-2,903.92

Finding the Fourth Proportional to 7,288.87, 10,923.63 and 2,903.92

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Solution

The fourth proportional to 7,288.87, 10,923.63 and 2,903.92 is: 4,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.87 : 10,923.63 = 2,903.92 : x
  2. Step 2: Convert to fraction form
    7,288.87/10,923.63 = 2,903.92/x
  3. Step 3: Cross multiply
    7,288.87x = 10,923.63 × 2,903.92
  4. Step 4: Simplify right side
    7,288.87x = 31,721,347.63
  5. Step 5: Solve for x
    x = 31,721,347.63/7,288.87
  6. Step 6: Final answer
    x = 4,352.03

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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.