Home / 5,437.77-8,159.74-2,317.45

Finding the Fourth Proportional to 5,437.77, 8,159.74 and 2,317.45

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Solution

The fourth proportional to 5,437.77, 8,159.74 and 2,317.45 is: 3,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.77 : 8,159.74 = 2,317.45 : x
  2. Step 2: Convert to fraction form
    5,437.77/8,159.74 = 2,317.45/x
  3. Step 3: Cross multiply
    5,437.77x = 8,159.74 × 2,317.45
  4. Step 4: Simplify right side
    5,437.77x = 18,909,777.88
  5. Step 5: Solve for x
    x = 18,909,777.88/5,437.77
  6. Step 6: Final answer
    x = 3,477.49

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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.