Home / 9,642.32-14,464.08-3,317.58

Finding the Fourth Proportional to 9,642.32, 14,464.08 and 3,317.58

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Solution

The fourth proportional to 9,642.32, 14,464.08 and 3,317.58 is: 4,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642.32 : 14,464.08 = 3,317.58 : x
  2. Step 2: Convert to fraction form
    9,642.32/14,464.08 = 3,317.58/x
  3. Step 3: Cross multiply
    9,642.32x = 14,464.08 × 3,317.58
  4. Step 4: Simplify right side
    9,642.32x = 47,985,742.53
  5. Step 5: Solve for x
    x = 47,985,742.53/9,642.32
  6. Step 6: Final answer
    x = 4,976.58

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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.