Home / 9,386.12-14,081.97-5,436.45

Finding the Fourth Proportional to 9,386.12, 14,081.97 and 5,436.45

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Solution

The fourth proportional to 9,386.12, 14,081.97 and 5,436.45 is: 8,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.12 : 14,081.97 = 5,436.45 : x
  2. Step 2: Convert to fraction form
    9,386.12/14,081.97 = 5,436.45/x
  3. Step 3: Cross multiply
    9,386.12x = 14,081.97 × 5,436.45
  4. Step 4: Simplify right side
    9,386.12x = 76,555,925.81
  5. Step 5: Solve for x
    x = 76,555,925.81/9,386.12
  6. Step 6: Final answer
    x = 8,156.30

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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.