Home / 5,273.63-7,277.50-2,915.72

Finding the Fourth Proportional to 5,273.63, 7,277.50 and 2,915.72

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Solution

The fourth proportional to 5,273.63, 7,277.50 and 2,915.72 is: 4,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.63 : 7,277.50 = 2,915.72 : x
  2. Step 2: Convert to fraction form
    5,273.63/7,277.50 = 2,915.72/x
  3. Step 3: Cross multiply
    5,273.63x = 7,277.50 × 2,915.72
  4. Step 4: Simplify right side
    5,273.63x = 21,219,152.30
  5. Step 5: Solve for x
    x = 21,219,152.30/5,273.63
  6. Step 6: Final answer
    x = 4,023.63

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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.