Home / 5,853.47-8,779.32-1,637.06

Finding the Fourth Proportional to 5,853.47, 8,779.32 and 1,637.06

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Solution

The fourth proportional to 5,853.47, 8,779.32 and 1,637.06 is: 2,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.47 : 8,779.32 = 1,637.06 : x
  2. Step 2: Convert to fraction form
    5,853.47/8,779.32 = 1,637.06/x
  3. Step 3: Cross multiply
    5,853.47x = 8,779.32 × 1,637.06
  4. Step 4: Simplify right side
    5,853.47x = 14,372,229.70
  5. Step 5: Solve for x
    x = 14,372,229.70/5,853.47
  6. Step 6: Final answer
    x = 2,455.34

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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.