Home / 7,442.28-10,270.80-4,298.67

Finding the Fourth Proportional to 7,442.28, 10,270.80 and 4,298.67

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Solution

The fourth proportional to 7,442.28, 10,270.80 and 4,298.67 is: 5,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.28 : 10,270.80 = 4,298.67 : x
  2. Step 2: Convert to fraction form
    7,442.28/10,270.80 = 4,298.67/x
  3. Step 3: Cross multiply
    7,442.28x = 10,270.80 × 4,298.67
  4. Step 4: Simplify right side
    7,442.28x = 44,150,779.84
  5. Step 5: Solve for x
    x = 44,150,779.84/7,442.28
  6. Step 6: Final answer
    x = 5,932.43

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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.