Home / 7,438.11-10,260.72-4,411.47

Finding the Fourth Proportional to 7,438.11, 10,260.72 and 4,411.47

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Solution

The fourth proportional to 7,438.11, 10,260.72 and 4,411.47 is: 6,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.11 : 10,260.72 = 4,411.47 : x
  2. Step 2: Convert to fraction form
    7,438.11/10,260.72 = 4,411.47/x
  3. Step 3: Cross multiply
    7,438.11x = 10,260.72 × 4,411.47
  4. Step 4: Simplify right side
    7,438.11x = 45,264,858.46
  5. Step 5: Solve for x
    x = 45,264,858.46/7,438.11
  6. Step 6: Final answer
    x = 6,085.53

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1.5x scale

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.