Home / 2,110.32-2,913.02-1,271.06

Finding the Fourth Proportional to 2,110.32, 2,913.02 and 1,271.06

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Solution

The fourth proportional to 2,110.32, 2,913.02 and 1,271.06 is: 1,754.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.32 : 2,913.02 = 1,271.06 : x
  2. Step 2: Convert to fraction form
    2,110.32/2,913.02 = 1,271.06/x
  3. Step 3: Cross multiply
    2,110.32x = 2,913.02 × 1,271.06
  4. Step 4: Simplify right side
    2,110.32x = 3,702,602.28
  5. Step 5: Solve for x
    x = 3,702,602.28/2,110.32
  6. Step 6: Final answer
    x = 1,754.52

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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.