Home / 10,673.80-16,010.52-4,830.40

Finding the Fourth Proportional to 10,673.80, 16,010.52 and 4,830.40

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Solution

The fourth proportional to 10,673.80, 16,010.52 and 4,830.40 is: 7,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.80 : 16,010.52 = 4,830.40 : x
  2. Step 2: Convert to fraction form
    10,673.80/16,010.52 = 4,830.40/x
  3. Step 3: Cross multiply
    10,673.80x = 16,010.52 × 4,830.40
  4. Step 4: Simplify right side
    10,673.80x = 77,337,215.81
  5. Step 5: Solve for x
    x = 77,337,215.81/10,673.80
  6. Step 6: Final answer
    x = 7,245.52

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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.