Home / 11,210.64-16,814.79-4,970.76

Finding the Fourth Proportional to 11,210.64, 16,814.79 and 4,970.76

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Solution

The fourth proportional to 11,210.64, 16,814.79 and 4,970.76 is: 7,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.64 : 16,814.79 = 4,970.76 : x
  2. Step 2: Convert to fraction form
    11,210.64/16,814.79 = 4,970.76/x
  3. Step 3: Cross multiply
    11,210.64x = 16,814.79 × 4,970.76
  4. Step 4: Simplify right side
    11,210.64x = 83,582,285.54
  5. Step 5: Solve for x
    x = 83,582,285.54/11,210.64
  6. Step 6: Final answer
    x = 7,455.62

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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.