Home / 7,913.52-10,922.01-4,558.28

Finding the Fourth Proportional to 7,913.52, 10,922.01 and 4,558.28

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Solution

The fourth proportional to 7,913.52, 10,922.01 and 4,558.28 is: 6,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.52 : 10,922.01 = 4,558.28 : x
  2. Step 2: Convert to fraction form
    7,913.52/10,922.01 = 4,558.28/x
  3. Step 3: Cross multiply
    7,913.52x = 10,922.01 × 4,558.28
  4. Step 4: Simplify right side
    7,913.52x = 49,785,598.50
  5. Step 5: Solve for x
    x = 49,785,598.50/7,913.52
  6. Step 6: Final answer
    x = 6,291.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.