Home / 7,531.44-10,393.74-4,700.49

Finding the Fourth Proportional to 7,531.44, 10,393.74 and 4,700.49

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Solution

The fourth proportional to 7,531.44, 10,393.74 and 4,700.49 is: 6,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.44 : 10,393.74 = 4,700.49 : x
  2. Step 2: Convert to fraction form
    7,531.44/10,393.74 = 4,700.49/x
  3. Step 3: Cross multiply
    7,531.44x = 10,393.74 × 4,700.49
  4. Step 4: Simplify right side
    7,531.44x = 48,855,670.93
  5. Step 5: Solve for x
    x = 48,855,670.93/7,531.44
  6. Step 6: Final answer
    x = 6,486.90

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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.