Home / 10,904.63-16,348.23-4,329.05

Finding the Fourth Proportional to 10,904.63, 16,348.23 and 4,329.05

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Solution

The fourth proportional to 10,904.63, 16,348.23 and 4,329.05 is: 6,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.63 : 16,348.23 = 4,329.05 : x
  2. Step 2: Convert to fraction form
    10,904.63/16,348.23 = 4,329.05/x
  3. Step 3: Cross multiply
    10,904.63x = 16,348.23 × 4,329.05
  4. Step 4: Simplify right side
    10,904.63x = 70,772,223.34
  5. Step 5: Solve for x
    x = 70,772,223.34/10,904.63
  6. Step 6: Final answer
    x = 6,490.11

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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.