Home / 7,970.17-10,998.37-4,612.75

Finding the Fourth Proportional to 7,970.17, 10,998.37 and 4,612.75

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Solution

The fourth proportional to 7,970.17, 10,998.37 and 4,612.75 is: 6,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.17 : 10,998.37 = 4,612.75 : x
  2. Step 2: Convert to fraction form
    7,970.17/10,998.37 = 4,612.75/x
  3. Step 3: Cross multiply
    7,970.17x = 10,998.37 × 4,612.75
  4. Step 4: Simplify right side
    7,970.17x = 50,732,703.00
  5. Step 5: Solve for x
    x = 50,732,703.00/7,970.17
  6. Step 6: Final answer
    x = 6,365.32

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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.