Home / 7,364.94-10,160.71-5,455.41

Finding the Fourth Proportional to 7,364.94, 10,160.71 and 5,455.41

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Solution

The fourth proportional to 7,364.94, 10,160.71 and 5,455.41 is: 7,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.94 : 10,160.71 = 5,455.41 : x
  2. Step 2: Convert to fraction form
    7,364.94/10,160.71 = 5,455.41/x
  3. Step 3: Cross multiply
    7,364.94x = 10,160.71 × 5,455.41
  4. Step 4: Simplify right side
    7,364.94x = 55,430,787.20
  5. Step 5: Solve for x
    x = 55,430,787.20/7,364.94
  6. Step 6: Final answer
    x = 7,526.31

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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.