Home / 10,529.89-15,780.83-4,597.81

Finding the Fourth Proportional to 10,529.89, 15,780.83 and 4,597.81

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Solution

The fourth proportional to 10,529.89, 15,780.83 and 4,597.81 is: 6,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.89 : 15,780.83 = 4,597.81 : x
  2. Step 2: Convert to fraction form
    10,529.89/15,780.83 = 4,597.81/x
  3. Step 3: Cross multiply
    10,529.89x = 15,780.83 × 4,597.81
  4. Step 4: Simplify right side
    10,529.89x = 72,557,230.02
  5. Step 5: Solve for x
    x = 72,557,230.02/10,529.89
  6. Step 6: Final answer
    x = 6,890.60

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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.