Home / 1,653.67-2,283.52-1,574.89

Finding the Fourth Proportional to 1,653.67, 2,283.52 and 1,574.89

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Solution

The fourth proportional to 1,653.67, 2,283.52 and 1,574.89 is: 2,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.67 : 2,283.52 = 1,574.89 : x
  2. Step 2: Convert to fraction form
    1,653.67/2,283.52 = 1,574.89/x
  3. Step 3: Cross multiply
    1,653.67x = 2,283.52 × 1,574.89
  4. Step 4: Simplify right side
    1,653.67x = 3,596,294.54
  5. Step 5: Solve for x
    x = 3,596,294.54/1,653.67
  6. Step 6: Final answer
    x = 2,174.74

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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.