Home / 3,547.19-4,895.15-1,975.32

Finding the Fourth Proportional to 3,547.19, 4,895.15 and 1,975.32

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Solution

The fourth proportional to 3,547.19, 4,895.15 and 1,975.32 is: 2,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.19 : 4,895.15 = 1,975.32 : x
  2. Step 2: Convert to fraction form
    3,547.19/4,895.15 = 1,975.32/x
  3. Step 3: Cross multiply
    3,547.19x = 4,895.15 × 1,975.32
  4. Step 4: Simplify right side
    3,547.19x = 9,669,468.16
  5. Step 5: Solve for x
    x = 9,669,468.16/3,547.19
  6. Step 6: Final answer
    x = 2,725.95

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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.