Home / 1,927.44-2,659.80-1,088.07

Finding the Fourth Proportional to 1,927.44, 2,659.80 and 1,088.07

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Solution

The fourth proportional to 1,927.44, 2,659.80 and 1,088.07 is: 1,501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.44 : 2,659.80 = 1,088.07 : x
  2. Step 2: Convert to fraction form
    1,927.44/2,659.80 = 1,088.07/x
  3. Step 3: Cross multiply
    1,927.44x = 2,659.80 × 1,088.07
  4. Step 4: Simplify right side
    1,927.44x = 2,894,048.59
  5. Step 5: Solve for x
    x = 2,894,048.59/1,927.44
  6. Step 6: Final answer
    x = 1,501.50

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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.