Home / 5,637.14-8,415.38-4,899.24

Finding the Fourth Proportional to 5,637.14, 8,415.38 and 4,899.24

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Solution

The fourth proportional to 5,637.14, 8,415.38 and 4,899.24 is: 7,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.14 : 8,415.38 = 4,899.24 : x
  2. Step 2: Convert to fraction form
    5,637.14/8,415.38 = 4,899.24/x
  3. Step 3: Cross multiply
    5,637.14x = 8,415.38 × 4,899.24
  4. Step 4: Simplify right side
    5,637.14x = 41,228,966.31
  5. Step 5: Solve for x
    x = 41,228,966.31/5,637.14
  6. Step 6: Final answer
    x = 7,313.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.