Home / 5,621.56-8,430.09-2,332.42

Finding the Fourth Proportional to 5,621.56, 8,430.09 and 2,332.42

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Solution

The fourth proportional to 5,621.56, 8,430.09 and 2,332.42 is: 3,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.56 : 8,430.09 = 2,332.42 : x
  2. Step 2: Convert to fraction form
    5,621.56/8,430.09 = 2,332.42/x
  3. Step 3: Cross multiply
    5,621.56x = 8,430.09 × 2,332.42
  4. Step 4: Simplify right side
    5,621.56x = 19,662,510.52
  5. Step 5: Solve for x
    x = 19,662,510.52/5,621.56
  6. Step 6: Final answer
    x = 3,497.70

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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.