Home / 2,423.08-3,343.44-1,427.98

Finding the Fourth Proportional to 2,423.08, 3,343.44 and 1,427.98

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Solution

The fourth proportional to 2,423.08, 3,343.44 and 1,427.98 is: 1,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.08 : 3,343.44 = 1,427.98 : x
  2. Step 2: Convert to fraction form
    2,423.08/3,343.44 = 1,427.98/x
  3. Step 3: Cross multiply
    2,423.08x = 3,343.44 × 1,427.98
  4. Step 4: Simplify right side
    2,423.08x = 4,774,365.45
  5. Step 5: Solve for x
    x = 4,774,365.45/2,423.08
  6. Step 6: Final answer
    x = 1,970.37

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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.