Home / 10,586.08-15,878.31-4,344.49

Finding the Fourth Proportional to 10,586.08, 15,878.31 and 4,344.49

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Solution

The fourth proportional to 10,586.08, 15,878.31 and 4,344.49 is: 6,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.08 : 15,878.31 = 4,344.49 : x
  2. Step 2: Convert to fraction form
    10,586.08/15,878.31 = 4,344.49/x
  3. Step 3: Cross multiply
    10,586.08x = 15,878.31 × 4,344.49
  4. Step 4: Simplify right side
    10,586.08x = 68,983,159.01
  5. Step 5: Solve for x
    x = 68,983,159.01/10,586.08
  6. Step 6: Final answer
    x = 6,516.40

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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.