Home / 11,925.53-17,888.29-3,160.37

Finding the Fourth Proportional to 11,925.53, 17,888.29 and 3,160.37

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Solution

The fourth proportional to 11,925.53, 17,888.29 and 3,160.37 is: 4,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.53 : 17,888.29 = 3,160.37 : x
  2. Step 2: Convert to fraction form
    11,925.53/17,888.29 = 3,160.37/x
  3. Step 3: Cross multiply
    11,925.53x = 17,888.29 × 3,160.37
  4. Step 4: Simplify right side
    11,925.53x = 56,533,569.04
  5. Step 5: Solve for x
    x = 56,533,569.04/11,925.53
  6. Step 6: Final answer
    x = 4,740.55

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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.