Home / 4,742.88-6,547.60-2,976.27

Finding the Fourth Proportional to 4,742.88, 6,547.60 and 2,976.27

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Solution

The fourth proportional to 4,742.88, 6,547.60 and 2,976.27 is: 4,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.88 : 6,547.60 = 2,976.27 : x
  2. Step 2: Convert to fraction form
    4,742.88/6,547.60 = 2,976.27/x
  3. Step 3: Cross multiply
    4,742.88x = 6,547.60 × 2,976.27
  4. Step 4: Simplify right side
    4,742.88x = 19,487,425.45
  5. Step 5: Solve for x
    x = 19,487,425.45/4,742.88
  6. Step 6: Final answer
    x = 4,108.77

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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.