Home / 10,478.34-14,457.06-6,229.26

Finding the Fourth Proportional to 10,478.34, 14,457.06 and 6,229.26

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Solution

The fourth proportional to 10,478.34, 14,457.06 and 6,229.26 is: 8,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478.34 : 14,457.06 = 6,229.26 : x
  2. Step 2: Convert to fraction form
    10,478.34/14,457.06 = 6,229.26/x
  3. Step 3: Cross multiply
    10,478.34x = 14,457.06 × 6,229.26
  4. Step 4: Simplify right side
    10,478.34x = 90,056,785.58
  5. Step 5: Solve for x
    x = 90,056,785.58/10,478.34
  6. Step 6: Final answer
    x = 8,594.57

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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.