Home / 4,740.72-6,541.56-2,644.80

Finding the Fourth Proportional to 4,740.72, 6,541.56 and 2,644.80

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Solution

The fourth proportional to 4,740.72, 6,541.56 and 2,644.80 is: 3,649.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.72 : 6,541.56 = 2,644.80 : x
  2. Step 2: Convert to fraction form
    4,740.72/6,541.56 = 2,644.80/x
  3. Step 3: Cross multiply
    4,740.72x = 6,541.56 × 2,644.80
  4. Step 4: Simplify right side
    4,740.72x = 17,301,117.89
  5. Step 5: Solve for x
    x = 17,301,117.89/4,740.72
  6. Step 6: Final answer
    x = 3,649.47

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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.