Home / 10,007.81-14,999.57-7,350.67

Finding the Fourth Proportional to 10,007.81, 14,999.57 and 7,350.67

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Solution

The fourth proportional to 10,007.81, 14,999.57 and 7,350.67 is: 11,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.81 : 14,999.57 = 7,350.67 : x
  2. Step 2: Convert to fraction form
    10,007.81/14,999.57 = 7,350.67/x
  3. Step 3: Cross multiply
    10,007.81x = 14,999.57 × 7,350.67
  4. Step 4: Simplify right side
    10,007.81x = 110,256,926.71
  5. Step 5: Solve for x
    x = 110,256,926.71/10,007.81
  6. Step 6: Final answer
    x = 11,017.09

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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.