Home / 10,430.10-15,646.71-3,033.60

Finding the Fourth Proportional to 10,430.10, 15,646.71 and 3,033.60

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Solution

The fourth proportional to 10,430.10, 15,646.71 and 3,033.60 is: 4,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.10 : 15,646.71 = 3,033.60 : x
  2. Step 2: Convert to fraction form
    10,430.10/15,646.71 = 3,033.60/x
  3. Step 3: Cross multiply
    10,430.10x = 15,646.71 × 3,033.60
  4. Step 4: Simplify right side
    10,430.10x = 47,465,859.46
  5. Step 5: Solve for x
    x = 47,465,859.46/10,430.10
  6. Step 6: Final answer
    x = 4,550.85

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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.