Home / 10,173.19-14,038.29-6,815.46

Finding the Fourth Proportional to 10,173.19, 14,038.29 and 6,815.46

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Solution

The fourth proportional to 10,173.19, 14,038.29 and 6,815.46 is: 9,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.19 : 14,038.29 = 6,815.46 : x
  2. Step 2: Convert to fraction form
    10,173.19/14,038.29 = 6,815.46/x
  3. Step 3: Cross multiply
    10,173.19x = 14,038.29 × 6,815.46
  4. Step 4: Simplify right side
    10,173.19x = 95,677,403.96
  5. Step 5: Solve for x
    x = 95,677,403.96/10,173.19
  6. Step 6: Final answer
    x = 9,404.86

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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.