Home / 10,602.30-15,903.02-4,360.56

Finding the Fourth Proportional to 10,602.30, 15,903.02 and 4,360.56

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Solution

The fourth proportional to 10,602.30, 15,903.02 and 4,360.56 is: 6,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.30 : 15,903.02 = 4,360.56 : x
  2. Step 2: Convert to fraction form
    10,602.30/15,903.02 = 4,360.56/x
  3. Step 3: Cross multiply
    10,602.30x = 15,903.02 × 4,360.56
  4. Step 4: Simplify right side
    10,602.30x = 69,346,072.89
  5. Step 5: Solve for x
    x = 69,346,072.89/10,602.30
  6. Step 6: Final answer
    x = 6,540.66

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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.