Home / 4,877.07-7,315.57-1,953.28

Finding the Fourth Proportional to 4,877.07, 7,315.57 and 1,953.28

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Solution

The fourth proportional to 4,877.07, 7,315.57 and 1,953.28 is: 2,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.07 : 7,315.57 = 1,953.28 : x
  2. Step 2: Convert to fraction form
    4,877.07/7,315.57 = 1,953.28/x
  3. Step 3: Cross multiply
    4,877.07x = 7,315.57 × 1,953.28
  4. Step 4: Simplify right side
    4,877.07x = 14,289,356.57
  5. Step 5: Solve for x
    x = 14,289,356.57/4,877.07
  6. Step 6: Final answer
    x = 2,929.91

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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.