Home / 7,857.08-10,843.26-5,499.98

Finding the Fourth Proportional to 7,857.08, 10,843.26 and 5,499.98

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Solution

The fourth proportional to 7,857.08, 10,843.26 and 5,499.98 is: 7,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,857.08 : 10,843.26 = 5,499.98 : x
  2. Step 2: Convert to fraction form
    7,857.08/10,843.26 = 5,499.98/x
  3. Step 3: Cross multiply
    7,857.08x = 10,843.26 × 5,499.98
  4. Step 4: Simplify right side
    7,857.08x = 59,637,713.13
  5. Step 5: Solve for x
    x = 59,637,713.13/7,857.08
  6. Step 6: Final answer
    x = 7,590.32

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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.