Home / 10,835.81-16,243.14-5,288.93

Finding the Fourth Proportional to 10,835.81, 16,243.14 and 5,288.93

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Solution

The fourth proportional to 10,835.81, 16,243.14 and 5,288.93 is: 7,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.81 : 16,243.14 = 5,288.93 : x
  2. Step 2: Convert to fraction form
    10,835.81/16,243.14 = 5,288.93/x
  3. Step 3: Cross multiply
    10,835.81x = 16,243.14 × 5,288.93
  4. Step 4: Simplify right side
    10,835.81x = 85,908,830.44
  5. Step 5: Solve for x
    x = 85,908,830.44/10,835.81
  6. Step 6: Final answer
    x = 7,928.23

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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.