Home / 6,380.19-8,804.88-3,547.53

Finding the Fourth Proportional to 6,380.19, 8,804.88 and 3,547.53

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Solution

The fourth proportional to 6,380.19, 8,804.88 and 3,547.53 is: 4,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.19 : 8,804.88 = 3,547.53 : x
  2. Step 2: Convert to fraction form
    6,380.19/8,804.88 = 3,547.53/x
  3. Step 3: Cross multiply
    6,380.19x = 8,804.88 × 3,547.53
  4. Step 4: Simplify right side
    6,380.19x = 31,235,575.95
  5. Step 5: Solve for x
    x = 31,235,575.95/6,380.19
  6. Step 6: Final answer
    x = 4,895.71

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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.