Home / 5,547.60-7,647.88-3,450.32

Finding the Fourth Proportional to 5,547.60, 7,647.88 and 3,450.32

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Solution

The fourth proportional to 5,547.60, 7,647.88 and 3,450.32 is: 4,756.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.60 : 7,647.88 = 3,450.32 : x
  2. Step 2: Convert to fraction form
    5,547.60/7,647.88 = 3,450.32/x
  3. Step 3: Cross multiply
    5,547.60x = 7,647.88 × 3,450.32
  4. Step 4: Simplify right side
    5,547.60x = 26,387,633.32
  5. Step 5: Solve for x
    x = 26,387,633.32/5,547.60
  6. Step 6: Final answer
    x = 4,756.59

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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.