Home / 5,915.84-8,858.58-5,740.65

Finding the Fourth Proportional to 5,915.84, 8,858.58 and 5,740.65

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Solution

The fourth proportional to 5,915.84, 8,858.58 and 5,740.65 is: 8,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.84 : 8,858.58 = 5,740.65 : x
  2. Step 2: Convert to fraction form
    5,915.84/8,858.58 = 5,740.65/x
  3. Step 3: Cross multiply
    5,915.84x = 8,858.58 × 5,740.65
  4. Step 4: Simplify right side
    5,915.84x = 50,854,029.42
  5. Step 5: Solve for x
    x = 50,854,029.42/5,915.84
  6. Step 6: Final answer
    x = 8,596.25

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1.5x scale

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.