Home / 7,839.07-10,822.98-4,858.06

Finding the Fourth Proportional to 7,839.07, 10,822.98 and 4,858.06

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Solution

The fourth proportional to 7,839.07, 10,822.98 and 4,858.06 is: 6,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.07 : 10,822.98 = 4,858.06 : x
  2. Step 2: Convert to fraction form
    7,839.07/10,822.98 = 4,858.06/x
  3. Step 3: Cross multiply
    7,839.07x = 10,822.98 × 4,858.06
  4. Step 4: Simplify right side
    7,839.07x = 52,578,686.22
  5. Step 5: Solve for x
    x = 52,578,686.22/7,839.07
  6. Step 6: Final answer
    x = 6,707.26

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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.