Home / 7,652.36-11,478.59-2,106.29

Finding the Fourth Proportional to 7,652.36, 11,478.59 and 2,106.29

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Solution

The fourth proportional to 7,652.36, 11,478.59 and 2,106.29 is: 3,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.36 : 11,478.59 = 2,106.29 : x
  2. Step 2: Convert to fraction form
    7,652.36/11,478.59 = 2,106.29/x
  3. Step 3: Cross multiply
    7,652.36x = 11,478.59 × 2,106.29
  4. Step 4: Simplify right side
    7,652.36x = 24,177,239.33
  5. Step 5: Solve for x
    x = 24,177,239.33/7,652.36
  6. Step 6: Final answer
    x = 3,159.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.