Home / 9,378.30-14,065.36-2,803.63

Finding the Fourth Proportional to 9,378.30, 14,065.36 and 2,803.63

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Solution

The fourth proportional to 9,378.30, 14,065.36 and 2,803.63 is: 4,204.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.30 : 14,065.36 = 2,803.63 : x
  2. Step 2: Convert to fraction form
    9,378.30/14,065.36 = 2,803.63/x
  3. Step 3: Cross multiply
    9,378.30x = 14,065.36 × 2,803.63
  4. Step 4: Simplify right side
    9,378.30x = 39,434,065.26
  5. Step 5: Solve for x
    x = 39,434,065.26/9,378.30
  6. Step 6: Final answer
    x = 4,204.82

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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.