Home / 10,430.99-14,392.61-5,956.20

Finding the Fourth Proportional to 10,430.99, 14,392.61 and 5,956.20

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Solution

The fourth proportional to 10,430.99, 14,392.61 and 5,956.20 is: 8,218.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.99 : 14,392.61 = 5,956.20 : x
  2. Step 2: Convert to fraction form
    10,430.99/14,392.61 = 5,956.20/x
  3. Step 3: Cross multiply
    10,430.99x = 14,392.61 × 5,956.20
  4. Step 4: Simplify right side
    10,430.99x = 85,725,263.68
  5. Step 5: Solve for x
    x = 85,725,263.68/10,430.99
  6. Step 6: Final answer
    x = 8,218.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.