Home / 9,041.63-13,484.27-8,418.33

Finding the Fourth Proportional to 9,041.63, 13,484.27 and 8,418.33

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Solution

The fourth proportional to 9,041.63, 13,484.27 and 8,418.33 is: 12,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.63 : 13,484.27 = 8,418.33 : x
  2. Step 2: Convert to fraction form
    9,041.63/13,484.27 = 8,418.33/x
  3. Step 3: Cross multiply
    9,041.63x = 13,484.27 × 8,418.33
  4. Step 4: Simplify right side
    9,041.63x = 113,515,055.71
  5. Step 5: Solve for x
    x = 113,515,055.71/9,041.63
  6. Step 6: Final answer
    x = 12,554.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.