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Finding the Fourth Proportional to 5,864.86, 8,798.10 and 1,970.38

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Solution

The fourth proportional to 5,864.86, 8,798.10 and 1,970.38 is: 2,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.86 : 8,798.10 = 1,970.38 : x
  2. Step 2: Convert to fraction form
    5,864.86/8,798.10 = 1,970.38/x
  3. Step 3: Cross multiply
    5,864.86x = 8,798.10 × 1,970.38
  4. Step 4: Simplify right side
    5,864.86x = 17,335,600.28
  5. Step 5: Solve for x
    x = 17,335,600.28/5,864.86
  6. Step 6: Final answer
    x = 2,955.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.