Home / 1,946.34-2,684.16-1,159.02

Finding the Fourth Proportional to 1,946.34, 2,684.16 and 1,159.02

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Solution

The fourth proportional to 1,946.34, 2,684.16 and 1,159.02 is: 1,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.34 : 2,684.16 = 1,159.02 : x
  2. Step 2: Convert to fraction form
    1,946.34/2,684.16 = 1,159.02/x
  3. Step 3: Cross multiply
    1,946.34x = 2,684.16 × 1,159.02
  4. Step 4: Simplify right side
    1,946.34x = 3,110,995.12
  5. Step 5: Solve for x
    x = 3,110,995.12/1,946.34
  6. Step 6: Final answer
    x = 1,598.38

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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.