Home / 7,012.12-10,518.13-2,332.48

Finding the Fourth Proportional to 7,012.12, 10,518.13 and 2,332.48

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Solution

The fourth proportional to 7,012.12, 10,518.13 and 2,332.48 is: 3,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.12 : 10,518.13 = 2,332.48 : x
  2. Step 2: Convert to fraction form
    7,012.12/10,518.13 = 2,332.48/x
  3. Step 3: Cross multiply
    7,012.12x = 10,518.13 × 2,332.48
  4. Step 4: Simplify right side
    7,012.12x = 24,533,327.86
  5. Step 5: Solve for x
    x = 24,533,327.86/7,012.12
  6. Step 6: Final answer
    x = 3,498.70

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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.