Home / 11,703.36-17,555.27-2,938.05

Finding the Fourth Proportional to 11,703.36, 17,555.27 and 2,938.05

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Solution

The fourth proportional to 11,703.36, 17,555.27 and 2,938.05 is: 4,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.36 : 17,555.27 = 2,938.05 : x
  2. Step 2: Convert to fraction form
    11,703.36/17,555.27 = 2,938.05/x
  3. Step 3: Cross multiply
    11,703.36x = 17,555.27 × 2,938.05
  4. Step 4: Simplify right side
    11,703.36x = 51,578,261.02
  5. Step 5: Solve for x
    x = 51,578,261.02/11,703.36
  6. Step 6: Final answer
    x = 4,407.13

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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.