Home / 4,880.89-6,740.47-4,718.08

Finding the Fourth Proportional to 4,880.89, 6,740.47 and 4,718.08

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Solution

The fourth proportional to 4,880.89, 6,740.47 and 4,718.08 is: 6,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.89 : 6,740.47 = 4,718.08 : x
  2. Step 2: Convert to fraction form
    4,880.89/6,740.47 = 4,718.08/x
  3. Step 3: Cross multiply
    4,880.89x = 6,740.47 × 4,718.08
  4. Step 4: Simplify right side
    4,880.89x = 31,802,064.48
  5. Step 5: Solve for x
    x = 31,802,064.48/4,880.89
  6. Step 6: Final answer
    x = 6,515.63

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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.