Home / 11,349.26-15,655.59-6,810.77

Finding the Fourth Proportional to 11,349.26, 15,655.59 and 6,810.77

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Solution

The fourth proportional to 11,349.26, 15,655.59 and 6,810.77 is: 9,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.26 : 15,655.59 = 6,810.77 : x
  2. Step 2: Convert to fraction form
    11,349.26/15,655.59 = 6,810.77/x
  3. Step 3: Cross multiply
    11,349.26x = 15,655.59 × 6,810.77
  4. Step 4: Simplify right side
    11,349.26x = 106,626,661.84
  5. Step 5: Solve for x
    x = 106,626,661.84/11,349.26
  6. Step 6: Final answer
    x = 9,395.03

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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.