Home / 10,970.10-16,491.60-9,366.30

Finding the Fourth Proportional to 10,970.10, 16,491.60 and 9,366.30

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Solution

The fourth proportional to 10,970.10, 16,491.60 and 9,366.30 is: 14,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.10 : 16,491.60 = 9,366.30 : x
  2. Step 2: Convert to fraction form
    10,970.10/16,491.60 = 9,366.30/x
  3. Step 3: Cross multiply
    10,970.10x = 16,491.60 × 9,366.30
  4. Step 4: Simplify right side
    10,970.10x = 154,465,273.08
  5. Step 5: Solve for x
    x = 154,465,273.08/10,970.10
  6. Step 6: Final answer
    x = 14,080.57

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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.