Home / 2,597.81-3,583.73-1,888.55

Finding the Fourth Proportional to 2,597.81, 3,583.73 and 1,888.55

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Solution

The fourth proportional to 2,597.81, 3,583.73 and 1,888.55 is: 2,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.81 : 3,583.73 = 1,888.55 : x
  2. Step 2: Convert to fraction form
    2,597.81/3,583.73 = 1,888.55/x
  3. Step 3: Cross multiply
    2,597.81x = 3,583.73 × 1,888.55
  4. Step 4: Simplify right side
    2,597.81x = 6,768,053.29
  5. Step 5: Solve for x
    x = 6,768,053.29/2,597.81
  6. Step 6: Final answer
    x = 2,605.29

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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.