Home / 3,547.64-4,895.68-1,975.72

Finding the Fourth Proportional to 3,547.64, 4,895.68 and 1,975.72

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Solution

The fourth proportional to 3,547.64, 4,895.68 and 1,975.72 is: 2,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.64 : 4,895.68 = 1,975.72 : x
  2. Step 2: Convert to fraction form
    3,547.64/4,895.68 = 1,975.72/x
  3. Step 3: Cross multiply
    3,547.64x = 4,895.68 × 1,975.72
  4. Step 4: Simplify right side
    3,547.64x = 9,672,492.89
  5. Step 5: Solve for x
    x = 9,672,492.89/3,547.64
  6. Step 6: Final answer
    x = 2,726.46

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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.