Home / 5,045.12-7,583.88-4,684.40

Finding the Fourth Proportional to 5,045.12, 7,583.88 and 4,684.40

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Solution

The fourth proportional to 5,045.12, 7,583.88 and 4,684.40 is: 7,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.12 : 7,583.88 = 4,684.40 : x
  2. Step 2: Convert to fraction form
    5,045.12/7,583.88 = 4,684.40/x
  3. Step 3: Cross multiply
    5,045.12x = 7,583.88 × 4,684.40
  4. Step 4: Simplify right side
    5,045.12x = 35,525,927.47
  5. Step 5: Solve for x
    x = 35,525,927.47/5,045.12
  6. Step 6: Final answer
    x = 7,041.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.