Home / 7,089.04-9,784.56-4,294

Finding the Fourth Proportional to 7,089.04, 9,784.56 and 4,294

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Solution

The fourth proportional to 7,089.04, 9,784.56 and 4,294 is: 5,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.04 : 9,784.56 = 4,294 : x
  2. Step 2: Convert to fraction form
    7,089.04/9,784.56 = 4,294/x
  3. Step 3: Cross multiply
    7,089.04x = 9,784.56 × 4,294
  4. Step 4: Simplify right side
    7,089.04x = 42,014,900.64
  5. Step 5: Solve for x
    x = 42,014,900.64/7,089.04
  6. Step 6: Final answer
    x = 5,926.74

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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.