Home / 10,584.92-15,880.48-4,740.18

Finding the Fourth Proportional to 10,584.92, 15,880.48 and 4,740.18

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Solution

The fourth proportional to 10,584.92, 15,880.48 and 4,740.18 is: 7,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584.92 : 15,880.48 = 4,740.18 : x
  2. Step 2: Convert to fraction form
    10,584.92/15,880.48 = 4,740.18/x
  3. Step 3: Cross multiply
    10,584.92x = 15,880.48 × 4,740.18
  4. Step 4: Simplify right side
    10,584.92x = 75,276,333.69
  5. Step 5: Solve for x
    x = 75,276,333.69/10,584.92
  6. Step 6: Final answer
    x = 7,111.66

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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.