Home / 11,563.29-15,957.32-6,528.56

Finding the Fourth Proportional to 11,563.29, 15,957.32 and 6,528.56

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Solution

The fourth proportional to 11,563.29, 15,957.32 and 6,528.56 is: 9,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.29 : 15,957.32 = 6,528.56 : x
  2. Step 2: Convert to fraction form
    11,563.29/15,957.32 = 6,528.56/x
  3. Step 3: Cross multiply
    11,563.29x = 15,957.32 × 6,528.56
  4. Step 4: Simplify right side
    11,563.29x = 104,178,208.63
  5. Step 5: Solve for x
    x = 104,178,208.63/11,563.29
  6. Step 6: Final answer
    x = 9,009.39

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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.