Home / 2,037.76-2,812.08-1,106.28

Finding the Fourth Proportional to 2,037.76, 2,812.08 and 1,106.28

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Solution

The fourth proportional to 2,037.76, 2,812.08 and 1,106.28 is: 1,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.76 : 2,812.08 = 1,106.28 : x
  2. Step 2: Convert to fraction form
    2,037.76/2,812.08 = 1,106.28/x
  3. Step 3: Cross multiply
    2,037.76x = 2,812.08 × 1,106.28
  4. Step 4: Simplify right side
    2,037.76x = 3,110,947.86
  5. Step 5: Solve for x
    x = 3,110,947.86/2,037.76
  6. Step 6: Final answer
    x = 1,526.65

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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.