Home / 6,681.15-10,018.65-1,936.23

Finding the Fourth Proportional to 6,681.15, 10,018.65 and 1,936.23

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Solution

The fourth proportional to 6,681.15, 10,018.65 and 1,936.23 is: 2,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.15 : 10,018.65 = 1,936.23 : x
  2. Step 2: Convert to fraction form
    6,681.15/10,018.65 = 1,936.23/x
  3. Step 3: Cross multiply
    6,681.15x = 10,018.65 × 1,936.23
  4. Step 4: Simplify right side
    6,681.15x = 19,398,410.69
  5. Step 5: Solve for x
    x = 19,398,410.69/6,681.15
  6. Step 6: Final answer
    x = 2,903.45

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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.