Home / 10,130.74-15,196.02-3,555.39

Finding the Fourth Proportional to 10,130.74, 15,196.02 and 3,555.39

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Solution

The fourth proportional to 10,130.74, 15,196.02 and 3,555.39 is: 5,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.74 : 15,196.02 = 3,555.39 : x
  2. Step 2: Convert to fraction form
    10,130.74/15,196.02 = 3,555.39/x
  3. Step 3: Cross multiply
    10,130.74x = 15,196.02 × 3,555.39
  4. Step 4: Simplify right side
    10,130.74x = 54,027,777.55
  5. Step 5: Solve for x
    x = 54,027,777.55/10,130.74
  6. Step 6: Final answer
    x = 5,333.05

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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.