Home / 3,547.50-4,895.58-1,975.74

Finding the Fourth Proportional to 3,547.50, 4,895.58 and 1,975.74

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Solution

The fourth proportional to 3,547.50, 4,895.58 and 1,975.74 is: 2,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.50 : 4,895.58 = 1,975.74 : x
  2. Step 2: Convert to fraction form
    3,547.50/4,895.58 = 1,975.74/x
  3. Step 3: Cross multiply
    3,547.50x = 4,895.58 × 1,975.74
  4. Step 4: Simplify right side
    3,547.50x = 9,672,393.23
  5. Step 5: Solve for x
    x = 9,672,393.23/3,547.50
  6. Step 6: Final answer
    x = 2,726.54

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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.