Home / 10,009.63-15,010.11-3,436.32

Finding the Fourth Proportional to 10,009.63, 15,010.11 and 3,436.32

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Solution

The fourth proportional to 10,009.63, 15,010.11 and 3,436.32 is: 5,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.63 : 15,010.11 = 3,436.32 : x
  2. Step 2: Convert to fraction form
    10,009.63/15,010.11 = 3,436.32/x
  3. Step 3: Cross multiply
    10,009.63x = 15,010.11 × 3,436.32
  4. Step 4: Simplify right side
    10,009.63x = 51,579,597.48
  5. Step 5: Solve for x
    x = 51,579,597.48/10,009.63
  6. Step 6: Final answer
    x = 5,153.00

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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.