Home / 10,234.98-15,277.75-8,783.46

Finding the Fourth Proportional to 10,234.98, 15,277.75 and 8,783.46

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Solution

The fourth proportional to 10,234.98, 15,277.75 and 8,783.46 is: 13,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.98 : 15,277.75 = 8,783.46 : x
  2. Step 2: Convert to fraction form
    10,234.98/15,277.75 = 8,783.46/x
  3. Step 3: Cross multiply
    10,234.98x = 15,277.75 × 8,783.46
  4. Step 4: Simplify right side
    10,234.98x = 134,191,506.02
  5. Step 5: Solve for x
    x = 134,191,506.02/10,234.98
  6. Step 6: Final answer
    x = 13,111.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.