Home / 10,146.12-15,220.59-4,600.86

Finding the Fourth Proportional to 10,146.12, 15,220.59 and 4,600.86

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Solution

The fourth proportional to 10,146.12, 15,220.59 and 4,600.86 is: 6,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.12 : 15,220.59 = 4,600.86 : x
  2. Step 2: Convert to fraction form
    10,146.12/15,220.59 = 4,600.86/x
  3. Step 3: Cross multiply
    10,146.12x = 15,220.59 × 4,600.86
  4. Step 4: Simplify right side
    10,146.12x = 70,027,803.71
  5. Step 5: Solve for x
    x = 70,027,803.71/10,146.12
  6. Step 6: Final answer
    x = 6,901.93

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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.