Home / 10,604.24-15,916.74-8,860.46

Finding the Fourth Proportional to 10,604.24, 15,916.74 and 8,860.46

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Solution

The fourth proportional to 10,604.24, 15,916.74 and 8,860.46 is: 13,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.24 : 15,916.74 = 8,860.46 : x
  2. Step 2: Convert to fraction form
    10,604.24/15,916.74 = 8,860.46/x
  3. Step 3: Cross multiply
    10,604.24x = 15,916.74 × 8,860.46
  4. Step 4: Simplify right side
    10,604.24x = 141,029,638.10
  5. Step 5: Solve for x
    x = 141,029,638.10/10,604.24
  6. Step 6: Final answer
    x = 13,299.36

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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.