Home / 10,423.05-15,638.58-6,266.04

Finding the Fourth Proportional to 10,423.05, 15,638.58 and 6,266.04

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Solution

The fourth proportional to 10,423.05, 15,638.58 and 6,266.04 is: 9,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.05 : 15,638.58 = 6,266.04 : x
  2. Step 2: Convert to fraction form
    10,423.05/15,638.58 = 6,266.04/x
  3. Step 3: Cross multiply
    10,423.05x = 15,638.58 × 6,266.04
  4. Step 4: Simplify right side
    10,423.05x = 97,991,967.82
  5. Step 5: Solve for x
    x = 97,991,967.82/10,423.05
  6. Step 6: Final answer
    x = 9,401.47

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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.