Home / 7,828.53-10,803.56-4,291.94

Finding the Fourth Proportional to 7,828.53, 10,803.56 and 4,291.94

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Solution

The fourth proportional to 7,828.53, 10,803.56 and 4,291.94 is: 5,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.53 : 10,803.56 = 4,291.94 : x
  2. Step 2: Convert to fraction form
    7,828.53/10,803.56 = 4,291.94/x
  3. Step 3: Cross multiply
    7,828.53x = 10,803.56 × 4,291.94
  4. Step 4: Simplify right side
    7,828.53x = 46,368,231.31
  5. Step 5: Solve for x
    x = 46,368,231.31/7,828.53
  6. Step 6: Final answer
    x = 5,922.98

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1.5x scale

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.