Home / 9,378.64-14,072.56-5,867.76

Finding the Fourth Proportional to 9,378.64, 14,072.56 and 5,867.76

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Solution

The fourth proportional to 9,378.64, 14,072.56 and 5,867.76 is: 8,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.64 : 14,072.56 = 5,867.76 : x
  2. Step 2: Convert to fraction form
    9,378.64/14,072.56 = 5,867.76/x
  3. Step 3: Cross multiply
    9,378.64x = 14,072.56 × 5,867.76
  4. Step 4: Simplify right side
    9,378.64x = 82,574,404.67
  5. Step 5: Solve for x
    x = 82,574,404.67/9,378.64
  6. Step 6: Final answer
    x = 8,804.52

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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.