Home / 5,719.08-7,887.06-4,392.84

Finding the Fourth Proportional to 5,719.08, 7,887.06 and 4,392.84

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Solution

The fourth proportional to 5,719.08, 7,887.06 and 4,392.84 is: 6,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.08 : 7,887.06 = 4,392.84 : x
  2. Step 2: Convert to fraction form
    5,719.08/7,887.06 = 4,392.84/x
  3. Step 3: Cross multiply
    5,719.08x = 7,887.06 × 4,392.84
  4. Step 4: Simplify right side
    5,719.08x = 34,646,592.65
  5. Step 5: Solve for x
    x = 34,646,592.65/5,719.08
  6. Step 6: Final answer
    x = 6,058.07

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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.