Home / 10,124.12-15,186.18-3,104.16

Finding the Fourth Proportional to 10,124.12, 15,186.18 and 3,104.16

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Solution

The fourth proportional to 10,124.12, 15,186.18 and 3,104.16 is: 4,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.12 : 15,186.18 = 3,104.16 : x
  2. Step 2: Convert to fraction form
    10,124.12/15,186.18 = 3,104.16/x
  3. Step 3: Cross multiply
    10,124.12x = 15,186.18 × 3,104.16
  4. Step 4: Simplify right side
    10,124.12x = 47,140,332.51
  5. Step 5: Solve for x
    x = 47,140,332.51/10,124.12
  6. Step 6: Final answer
    x = 4,656.24

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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.