Home / 2,436.23-3,655.70-975.49

Finding the Fourth Proportional to 2,436.23, 3,655.70 and 975.49

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Solution

The fourth proportional to 2,436.23, 3,655.70 and 975.49 is: 1,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.23 : 3,655.70 = 975.49 : x
  2. Step 2: Convert to fraction form
    2,436.23/3,655.70 = 975.49/x
  3. Step 3: Cross multiply
    2,436.23x = 3,655.70 × 975.49
  4. Step 4: Simplify right side
    2,436.23x = 3,566,098.79
  5. Step 5: Solve for x
    x = 3,566,098.79/2,436.23
  6. Step 6: Final answer
    x = 1,463.78

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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.