Home / 10,230.21-14,117.88-5,981.64

Finding the Fourth Proportional to 10,230.21, 14,117.88 and 5,981.64

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Solution

The fourth proportional to 10,230.21, 14,117.88 and 5,981.64 is: 8,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.21 : 14,117.88 = 5,981.64 : x
  2. Step 2: Convert to fraction form
    10,230.21/14,117.88 = 5,981.64/x
  3. Step 3: Cross multiply
    10,230.21x = 14,117.88 × 5,981.64
  4. Step 4: Simplify right side
    10,230.21x = 84,448,075.72
  5. Step 5: Solve for x
    x = 84,448,075.72/10,230.21
  6. Step 6: Final answer
    x = 8,254.77

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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.