Home / 2,359.44-3,533.76-1,127.71

Finding the Fourth Proportional to 2,359.44, 3,533.76 and 1,127.71

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Solution

The fourth proportional to 2,359.44, 3,533.76 and 1,127.71 is: 1,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.44 : 3,533.76 = 1,127.71 : x
  2. Step 2: Convert to fraction form
    2,359.44/3,533.76 = 1,127.71/x
  3. Step 3: Cross multiply
    2,359.44x = 3,533.76 × 1,127.71
  4. Step 4: Simplify right side
    2,359.44x = 3,985,056.49
  5. Step 5: Solve for x
    x = 3,985,056.49/2,359.44
  6. Step 6: Final answer
    x = 1,688.98

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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.