Home / 5,903.80-8,148.14-4,485.16

Finding the Fourth Proportional to 5,903.80, 8,148.14 and 4,485.16

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Solution

The fourth proportional to 5,903.80, 8,148.14 and 4,485.16 is: 6,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.80 : 8,148.14 = 4,485.16 : x
  2. Step 2: Convert to fraction form
    5,903.80/8,148.14 = 4,485.16/x
  3. Step 3: Cross multiply
    5,903.80x = 8,148.14 × 4,485.16
  4. Step 4: Simplify right side
    5,903.80x = 36,545,711.60
  5. Step 5: Solve for x
    x = 36,545,711.60/5,903.80
  6. Step 6: Final answer
    x = 6,190.20

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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.