Home / 1,712.14-2,362.72-966.18

Finding the Fourth Proportional to 1,712.14, 2,362.72 and 966.18

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Solution

The fourth proportional to 1,712.14, 2,362.72 and 966.18 is: 1,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.14 : 2,362.72 = 966.18 : x
  2. Step 2: Convert to fraction form
    1,712.14/2,362.72 = 966.18/x
  3. Step 3: Cross multiply
    1,712.14x = 2,362.72 × 966.18
  4. Step 4: Simplify right side
    1,712.14x = 2,282,812.81
  5. Step 5: Solve for x
    x = 2,282,812.81/1,712.14
  6. Step 6: Final answer
    x = 1,333.31

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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.