Home / 5,288.94-7,298.71-2,931.07

Finding the Fourth Proportional to 5,288.94, 7,298.71 and 2,931.07

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Solution

The fourth proportional to 5,288.94, 7,298.71 and 2,931.07 is: 4,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.94 : 7,298.71 = 2,931.07 : x
  2. Step 2: Convert to fraction form
    5,288.94/7,298.71 = 2,931.07/x
  3. Step 3: Cross multiply
    5,288.94x = 7,298.71 × 2,931.07
  4. Step 4: Simplify right side
    5,288.94x = 21,393,029.92
  5. Step 5: Solve for x
    x = 21,393,029.92/5,288.94
  6. Step 6: Final answer
    x = 4,044.86

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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.