Home / 5,376.04-7,421.48-3,586.48

Finding the Fourth Proportional to 5,376.04, 7,421.48 and 3,586.48

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Solution

The fourth proportional to 5,376.04, 7,421.48 and 3,586.48 is: 4,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.04 : 7,421.48 = 3,586.48 : x
  2. Step 2: Convert to fraction form
    5,376.04/7,421.48 = 3,586.48/x
  3. Step 3: Cross multiply
    5,376.04x = 7,421.48 × 3,586.48
  4. Step 4: Simplify right side
    5,376.04x = 26,616,989.59
  5. Step 5: Solve for x
    x = 26,616,989.59/5,376.04
  6. Step 6: Final answer
    x = 4,951.04

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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.