Home / 5,429.04-8,144.93-1,533.45

Finding the Fourth Proportional to 5,429.04, 8,144.93 and 1,533.45

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Solution

The fourth proportional to 5,429.04, 8,144.93 and 1,533.45 is: 2,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.04 : 8,144.93 = 1,533.45 : x
  2. Step 2: Convert to fraction form
    5,429.04/8,144.93 = 1,533.45/x
  3. Step 3: Cross multiply
    5,429.04x = 8,144.93 × 1,533.45
  4. Step 4: Simplify right side
    5,429.04x = 12,489,831.47
  5. Step 5: Solve for x
    x = 12,489,831.47/5,429.04
  6. Step 6: Final answer
    x = 2,300.56

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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.