Home / 2,602.40-3,582.99-2,317.46

Finding the Fourth Proportional to 2,602.40, 3,582.99 and 2,317.46

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Solution

The fourth proportional to 2,602.40, 3,582.99 and 2,317.46 is: 3,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602.40 : 3,582.99 = 2,317.46 : x
  2. Step 2: Convert to fraction form
    2,602.40/3,582.99 = 2,317.46/x
  3. Step 3: Cross multiply
    2,602.40x = 3,582.99 × 2,317.46
  4. Step 4: Simplify right side
    2,602.40x = 8,303,436.01
  5. Step 5: Solve for x
    x = 8,303,436.01/2,602.40
  6. Step 6: Final answer
    x = 3,190.68

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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.