Home / 11,323.37-15,628.10-6,607.64

Finding the Fourth Proportional to 11,323.37, 15,628.10 and 6,607.64

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Solution

The fourth proportional to 11,323.37, 15,628.10 and 6,607.64 is: 9,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.37 : 15,628.10 = 6,607.64 : x
  2. Step 2: Convert to fraction form
    11,323.37/15,628.10 = 6,607.64/x
  3. Step 3: Cross multiply
    11,323.37x = 15,628.10 × 6,607.64
  4. Step 4: Simplify right side
    11,323.37x = 103,264,747.51
  5. Step 5: Solve for x
    x = 103,264,747.51/11,323.37
  6. Step 6: Final answer
    x = 9,119.62

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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.