Home / 5,915.07-8,853.45-4,354.74

Finding the Fourth Proportional to 5,915.07, 8,853.45 and 4,354.74

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Solution

The fourth proportional to 5,915.07, 8,853.45 and 4,354.74 is: 6,518.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.07 : 8,853.45 = 4,354.74 : x
  2. Step 2: Convert to fraction form
    5,915.07/8,853.45 = 4,354.74/x
  3. Step 3: Cross multiply
    5,915.07x = 8,853.45 × 4,354.74
  4. Step 4: Simplify right side
    5,915.07x = 38,554,472.85
  5. Step 5: Solve for x
    x = 38,554,472.85/5,915.07
  6. Step 6: Final answer
    x = 6,518.01

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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.