Home / 11,925.81-17,888.72-4,528.53

Finding the Fourth Proportional to 11,925.81, 17,888.72 and 4,528.53

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Solution

The fourth proportional to 11,925.81, 17,888.72 and 4,528.53 is: 6,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.81 : 17,888.72 = 4,528.53 : x
  2. Step 2: Convert to fraction form
    11,925.81/17,888.72 = 4,528.53/x
  3. Step 3: Cross multiply
    11,925.81x = 17,888.72 × 4,528.53
  4. Step 4: Simplify right side
    11,925.81x = 81,009,582.54
  5. Step 5: Solve for x
    x = 81,009,582.54/11,925.81
  6. Step 6: Final answer
    x = 6,792.80

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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.