Home / 9,555.34-13,196.37-6,578.86

Finding the Fourth Proportional to 9,555.34, 13,196.37 and 6,578.86

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Solution

The fourth proportional to 9,555.34, 13,196.37 and 6,578.86 is: 9,085.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.34 : 13,196.37 = 6,578.86 : x
  2. Step 2: Convert to fraction form
    9,555.34/13,196.37 = 6,578.86/x
  3. Step 3: Cross multiply
    9,555.34x = 13,196.37 × 6,578.86
  4. Step 4: Simplify right side
    9,555.34x = 86,817,070.74
  5. Step 5: Solve for x
    x = 86,817,070.74/9,555.34
  6. Step 6: Final answer
    x = 9,085.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.