Home / 9,309.08-13,955.76-4,040.12

Finding the Fourth Proportional to 9,309.08, 13,955.76 and 4,040.12

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Solution

The fourth proportional to 9,309.08, 13,955.76 and 4,040.12 is: 6,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.08 : 13,955.76 = 4,040.12 : x
  2. Step 2: Convert to fraction form
    9,309.08/13,955.76 = 4,040.12/x
  3. Step 3: Cross multiply
    9,309.08x = 13,955.76 × 4,040.12
  4. Step 4: Simplify right side
    9,309.08x = 56,382,875.31
  5. Step 5: Solve for x
    x = 56,382,875.31/9,309.08
  6. Step 6: Final answer
    x = 6,056.76

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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.