Home / 3,637.51-5,456.36-1,040.45

Finding the Fourth Proportional to 3,637.51, 5,456.36 and 1,040.45

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Solution

The fourth proportional to 3,637.51, 5,456.36 and 1,040.45 is: 1,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.51 : 5,456.36 = 1,040.45 : x
  2. Step 2: Convert to fraction form
    3,637.51/5,456.36 = 1,040.45/x
  3. Step 3: Cross multiply
    3,637.51x = 5,456.36 × 1,040.45
  4. Step 4: Simplify right side
    3,637.51x = 5,677,045.08
  5. Step 5: Solve for x
    x = 5,677,045.08/3,637.51
  6. Step 6: Final answer
    x = 1,560.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.