Home / 2,903.51-4,006.80-1,577.24

Finding the Fourth Proportional to 2,903.51, 4,006.80 and 1,577.24

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Solution

The fourth proportional to 2,903.51, 4,006.80 and 1,577.24 is: 2,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.51 : 4,006.80 = 1,577.24 : x
  2. Step 2: Convert to fraction form
    2,903.51/4,006.80 = 1,577.24/x
  3. Step 3: Cross multiply
    2,903.51x = 4,006.80 × 1,577.24
  4. Step 4: Simplify right side
    2,903.51x = 6,319,680.22
  5. Step 5: Solve for x
    x = 6,319,680.22/2,903.51
  6. Step 6: Final answer
    x = 2,176.56

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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.