Home / 9,300.34-13,950.53-2,280.39

Finding the Fourth Proportional to 9,300.34, 13,950.53 and 2,280.39

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Solution

The fourth proportional to 9,300.34, 13,950.53 and 2,280.39 is: 3,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,300.34 : 13,950.53 = 2,280.39 : x
  2. Step 2: Convert to fraction form
    9,300.34/13,950.53 = 2,280.39/x
  3. Step 3: Cross multiply
    9,300.34x = 13,950.53 × 2,280.39
  4. Step 4: Simplify right side
    9,300.34x = 31,812,649.11
  5. Step 5: Solve for x
    x = 31,812,649.11/9,300.34
  6. Step 6: Final answer
    x = 3,420.59

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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.