Home / 6,547.20-9,033.56-3,858.53

Finding the Fourth Proportional to 6,547.20, 9,033.56 and 3,858.53

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Solution

The fourth proportional to 6,547.20, 9,033.56 and 3,858.53 is: 5,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.20 : 9,033.56 = 3,858.53 : x
  2. Step 2: Convert to fraction form
    6,547.20/9,033.56 = 3,858.53/x
  3. Step 3: Cross multiply
    6,547.20x = 9,033.56 × 3,858.53
  4. Step 4: Simplify right side
    6,547.20x = 34,856,242.97
  5. Step 5: Solve for x
    x = 34,856,242.97/6,547.20
  6. Step 6: Final answer
    x = 5,323.84

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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.