Home / 5,289.53-7,925.95-1,953.19

Finding the Fourth Proportional to 5,289.53, 7,925.95 and 1,953.19

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Solution

The fourth proportional to 5,289.53, 7,925.95 and 1,953.19 is: 2,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.53 : 7,925.95 = 1,953.19 : x
  2. Step 2: Convert to fraction form
    5,289.53/7,925.95 = 1,953.19/x
  3. Step 3: Cross multiply
    5,289.53x = 7,925.95 × 1,953.19
  4. Step 4: Simplify right side
    5,289.53x = 15,480,898.63
  5. Step 5: Solve for x
    x = 15,480,898.63/5,289.53
  6. Step 6: Final answer
    x = 2,926.71

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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.