Home / 1,508.66-2,080.98-1,088.34

Finding the Fourth Proportional to 1,508.66, 2,080.98 and 1,088.34

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Solution

The fourth proportional to 1,508.66, 2,080.98 and 1,088.34 is: 1,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.66 : 2,080.98 = 1,088.34 : x
  2. Step 2: Convert to fraction form
    1,508.66/2,080.98 = 1,088.34/x
  3. Step 3: Cross multiply
    1,508.66x = 2,080.98 × 1,088.34
  4. Step 4: Simplify right side
    1,508.66x = 2,264,813.77
  5. Step 5: Solve for x
    x = 2,264,813.77/1,508.66
  6. Step 6: Final answer
    x = 1,501.21

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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.