Home / 7,302.15-10,066.48-4,907.79

Finding the Fourth Proportional to 7,302.15, 10,066.48 and 4,907.79

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Solution

The fourth proportional to 7,302.15, 10,066.48 and 4,907.79 is: 6,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.15 : 10,066.48 = 4,907.79 : x
  2. Step 2: Convert to fraction form
    7,302.15/10,066.48 = 4,907.79/x
  3. Step 3: Cross multiply
    7,302.15x = 10,066.48 × 4,907.79
  4. Step 4: Simplify right side
    7,302.15x = 49,404,157.61
  5. Step 5: Solve for x
    x = 49,404,157.61/7,302.15
  6. Step 6: Final answer
    x = 6,765.70

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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.