Home / 10,071.07-15,106.90-4,806.63

Finding the Fourth Proportional to 10,071.07, 15,106.90 and 4,806.63

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Solution

The fourth proportional to 10,071.07, 15,106.90 and 4,806.63 is: 7,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.07 : 15,106.90 = 4,806.63 : x
  2. Step 2: Convert to fraction form
    10,071.07/15,106.90 = 4,806.63/x
  3. Step 3: Cross multiply
    10,071.07x = 15,106.90 × 4,806.63
  4. Step 4: Simplify right side
    10,071.07x = 72,613,341.41
  5. Step 5: Solve for x
    x = 72,613,341.41/10,071.07
  6. Step 6: Final answer
    x = 7,210.09

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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.