Home / 9,642.82-14,451.59-5,484.74

Finding the Fourth Proportional to 9,642.82, 14,451.59 and 5,484.74

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Solution

The fourth proportional to 9,642.82, 14,451.59 and 5,484.74 is: 8,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642.82 : 14,451.59 = 5,484.74 : x
  2. Step 2: Convert to fraction form
    9,642.82/14,451.59 = 5,484.74/x
  3. Step 3: Cross multiply
    9,642.82x = 14,451.59 × 5,484.74
  4. Step 4: Simplify right side
    9,642.82x = 79,263,213.74
  5. Step 5: Solve for x
    x = 79,263,213.74/9,642.82
  6. Step 6: Final answer
    x = 8,219.92

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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.