Home / 10,465.23-14,441.98-6,219.21

Finding the Fourth Proportional to 10,465.23, 14,441.98 and 6,219.21

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Solution

The fourth proportional to 10,465.23, 14,441.98 and 6,219.21 is: 8,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.23 : 14,441.98 = 6,219.21 : x
  2. Step 2: Convert to fraction form
    10,465.23/14,441.98 = 6,219.21/x
  3. Step 3: Cross multiply
    10,465.23x = 14,441.98 × 6,219.21
  4. Step 4: Simplify right side
    10,465.23x = 89,817,706.44
  5. Step 5: Solve for x
    x = 89,817,706.44/10,465.23
  6. Step 6: Final answer
    x = 8,582.49

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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.