Home / 1,583.49-2,184.39-1,059.42

Finding the Fourth Proportional to 1,583.49, 2,184.39 and 1,059.42

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Solution

The fourth proportional to 1,583.49, 2,184.39 and 1,059.42 is: 1,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.49 : 2,184.39 = 1,059.42 : x
  2. Step 2: Convert to fraction form
    1,583.49/2,184.39 = 1,059.42/x
  3. Step 3: Cross multiply
    1,583.49x = 2,184.39 × 1,059.42
  4. Step 4: Simplify right side
    1,583.49x = 2,314,186.45
  5. Step 5: Solve for x
    x = 2,314,186.45/1,583.49
  6. Step 6: Final answer
    x = 1,461.45

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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.