Home / 10,357.56-15,522.45-5,670.51

Finding the Fourth Proportional to 10,357.56, 15,522.45 and 5,670.51

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Solution

The fourth proportional to 10,357.56, 15,522.45 and 5,670.51 is: 8,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.56 : 15,522.45 = 5,670.51 : x
  2. Step 2: Convert to fraction form
    10,357.56/15,522.45 = 5,670.51/x
  3. Step 3: Cross multiply
    10,357.56x = 15,522.45 × 5,670.51
  4. Step 4: Simplify right side
    10,357.56x = 88,020,207.95
  5. Step 5: Solve for x
    x = 88,020,207.95/10,357.56
  6. Step 6: Final answer
    x = 8,498.16

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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.