Home / 10,130.67-15,197.52-3,555.70

Finding the Fourth Proportional to 10,130.67, 15,197.52 and 3,555.70

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Solution

The fourth proportional to 10,130.67, 15,197.52 and 3,555.70 is: 5,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.67 : 15,197.52 = 3,555.70 : x
  2. Step 2: Convert to fraction form
    10,130.67/15,197.52 = 3,555.70/x
  3. Step 3: Cross multiply
    10,130.67x = 15,197.52 × 3,555.70
  4. Step 4: Simplify right side
    10,130.67x = 54,037,821.86
  5. Step 5: Solve for x
    x = 54,037,821.86/10,130.67
  6. Step 6: Final answer
    x = 5,334.08

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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.