Home / 10,820.10-14,933.04-6,104.28

Finding the Fourth Proportional to 10,820.10, 14,933.04 and 6,104.28

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Solution

The fourth proportional to 10,820.10, 14,933.04 and 6,104.28 is: 8,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.10 : 14,933.04 = 6,104.28 : x
  2. Step 2: Convert to fraction form
    10,820.10/14,933.04 = 6,104.28/x
  3. Step 3: Cross multiply
    10,820.10x = 14,933.04 × 6,104.28
  4. Step 4: Simplify right side
    10,820.10x = 91,155,457.41
  5. Step 5: Solve for x
    x = 91,155,457.41/10,820.10
  6. Step 6: Final answer
    x = 8,424.64

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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.