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Finding the Fourth Proportional to 6,392.95, 9,587.53 and 2,880.93

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Solution

The fourth proportional to 6,392.95, 9,587.53 and 2,880.93 is: 4,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.95 : 9,587.53 = 2,880.93 : x
  2. Step 2: Convert to fraction form
    6,392.95/9,587.53 = 2,880.93/x
  3. Step 3: Cross multiply
    6,392.95x = 9,587.53 × 2,880.93
  4. Step 4: Simplify right side
    6,392.95x = 27,621,002.80
  5. Step 5: Solve for x
    x = 27,621,002.80/6,392.95
  6. Step 6: Final answer
    x = 4,320.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.