Home / 10,368.12-14,309.03-6,120.58

Finding the Fourth Proportional to 10,368.12, 14,309.03 and 6,120.58

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Solution

The fourth proportional to 10,368.12, 14,309.03 and 6,120.58 is: 8,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.12 : 14,309.03 = 6,120.58 : x
  2. Step 2: Convert to fraction form
    10,368.12/14,309.03 = 6,120.58/x
  3. Step 3: Cross multiply
    10,368.12x = 14,309.03 × 6,120.58
  4. Step 4: Simplify right side
    10,368.12x = 87,579,551.98
  5. Step 5: Solve for x
    x = 87,579,551.98/10,368.12
  6. Step 6: Final answer
    x = 8,447.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.