Home / 7,947.20-10,967.64-4,590.63

Finding the Fourth Proportional to 7,947.20, 10,967.64 and 4,590.63

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Solution

The fourth proportional to 7,947.20, 10,967.64 and 4,590.63 is: 6,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.20 : 10,967.64 = 4,590.63 : x
  2. Step 2: Convert to fraction form
    7,947.20/10,967.64 = 4,590.63/x
  3. Step 3: Cross multiply
    7,947.20x = 10,967.64 × 4,590.63
  4. Step 4: Simplify right side
    7,947.20x = 50,348,360.00
  5. Step 5: Solve for x
    x = 50,348,360.00/7,947.20
  6. Step 6: Final answer
    x = 6,335.36

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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.