Home / 10,182.02-15,271.08-3,160.76

Finding the Fourth Proportional to 10,182.02, 15,271.08 and 3,160.76

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Solution

The fourth proportional to 10,182.02, 15,271.08 and 3,160.76 is: 4,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.02 : 15,271.08 = 3,160.76 : x
  2. Step 2: Convert to fraction form
    10,182.02/15,271.08 = 3,160.76/x
  3. Step 3: Cross multiply
    10,182.02x = 15,271.08 × 3,160.76
  4. Step 4: Simplify right side
    10,182.02x = 48,268,218.82
  5. Step 5: Solve for x
    x = 48,268,218.82/10,182.02
  6. Step 6: Final answer
    x = 4,740.53

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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.