Home / 7,265.21-10,030.80-5,583.50

Finding the Fourth Proportional to 7,265.21, 10,030.80 and 5,583.50

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Solution

The fourth proportional to 7,265.21, 10,030.80 and 5,583.50 is: 7,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.21 : 10,030.80 = 5,583.50 : x
  2. Step 2: Convert to fraction form
    7,265.21/10,030.80 = 5,583.50/x
  3. Step 3: Cross multiply
    7,265.21x = 10,030.80 × 5,583.50
  4. Step 4: Simplify right side
    7,265.21x = 56,006,971.80
  5. Step 5: Solve for x
    x = 56,006,971.80/7,265.21
  6. Step 6: Final answer
    x = 7,708.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.