Home / 5,653.74-8,480.44-1,758.15

Finding the Fourth Proportional to 5,653.74, 8,480.44 and 1,758.15

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Solution

The fourth proportional to 5,653.74, 8,480.44 and 1,758.15 is: 2,637.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.74 : 8,480.44 = 1,758.15 : x
  2. Step 2: Convert to fraction form
    5,653.74/8,480.44 = 1,758.15/x
  3. Step 3: Cross multiply
    5,653.74x = 8,480.44 × 1,758.15
  4. Step 4: Simplify right side
    5,653.74x = 14,909,881.19
  5. Step 5: Solve for x
    x = 14,909,881.19/5,653.74
  6. Step 6: Final answer
    x = 2,637.17

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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.