Home / 1,599.05-2,207.32-1,547.15

Finding the Fourth Proportional to 1,599.05, 2,207.32 and 1,547.15

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Solution

The fourth proportional to 1,599.05, 2,207.32 and 1,547.15 is: 2,135.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.05 : 2,207.32 = 1,547.15 : x
  2. Step 2: Convert to fraction form
    1,599.05/2,207.32 = 1,547.15/x
  3. Step 3: Cross multiply
    1,599.05x = 2,207.32 × 1,547.15
  4. Step 4: Simplify right side
    1,599.05x = 3,415,040.23
  5. Step 5: Solve for x
    x = 3,415,040.23/1,599.05
  6. Step 6: Final answer
    x = 2,135.66

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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.