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Finding the Fourth Proportional to 6,360.61, 8,777.48 and 3,527.94

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Solution

The fourth proportional to 6,360.61, 8,777.48 and 3,527.94 is: 4,868.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.61 : 8,777.48 = 3,527.94 : x
  2. Step 2: Convert to fraction form
    6,360.61/8,777.48 = 3,527.94/x
  3. Step 3: Cross multiply
    6,360.61x = 8,777.48 × 3,527.94
  4. Step 4: Simplify right side
    6,360.61x = 30,966,422.79
  5. Step 5: Solve for x
    x = 30,966,422.79/6,360.61
  6. Step 6: Final answer
    x = 4,868.47

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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.