Home / 5,437.36-8,156.60-2,975.76

Finding the Fourth Proportional to 5,437.36, 8,156.60 and 2,975.76

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Solution

The fourth proportional to 5,437.36, 8,156.60 and 2,975.76 is: 4,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.36 : 8,156.60 = 2,975.76 : x
  2. Step 2: Convert to fraction form
    5,437.36/8,156.60 = 2,975.76/x
  3. Step 3: Cross multiply
    5,437.36x = 8,156.60 × 2,975.76
  4. Step 4: Simplify right side
    5,437.36x = 24,272,084.02
  5. Step 5: Solve for x
    x = 24,272,084.02/5,437.36
  6. Step 6: Final answer
    x = 4,463.95

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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.