Home / 5,606.28-7,750.65-4,206.60

Finding the Fourth Proportional to 5,606.28, 7,750.65 and 4,206.60

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Solution

The fourth proportional to 5,606.28, 7,750.65 and 4,206.60 is: 5,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.28 : 7,750.65 = 4,206.60 : x
  2. Step 2: Convert to fraction form
    5,606.28/7,750.65 = 4,206.60/x
  3. Step 3: Cross multiply
    5,606.28x = 7,750.65 × 4,206.60
  4. Step 4: Simplify right side
    5,606.28x = 32,603,884.29
  5. Step 5: Solve for x
    x = 32,603,884.29/5,606.28
  6. Step 6: Final answer
    x = 5,815.60

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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.