Home / 10,885.34-16,328.01-4,316.15

Finding the Fourth Proportional to 10,885.34, 16,328.01 and 4,316.15

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Solution

The fourth proportional to 10,885.34, 16,328.01 and 4,316.15 is: 6,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.34 : 16,328.01 = 4,316.15 : x
  2. Step 2: Convert to fraction form
    10,885.34/16,328.01 = 4,316.15/x
  3. Step 3: Cross multiply
    10,885.34x = 16,328.01 × 4,316.15
  4. Step 4: Simplify right side
    10,885.34x = 70,474,140.36
  5. Step 5: Solve for x
    x = 70,474,140.36/10,885.34
  6. Step 6: Final answer
    x = 6,474.23

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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.