Home / 10,927.07-16,378.29-4,345.56

Finding the Fourth Proportional to 10,927.07, 16,378.29 and 4,345.56

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Solution

The fourth proportional to 10,927.07, 16,378.29 and 4,345.56 is: 6,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.07 : 16,378.29 = 4,345.56 : x
  2. Step 2: Convert to fraction form
    10,927.07/16,378.29 = 4,345.56/x
  3. Step 3: Cross multiply
    10,927.07x = 16,378.29 × 4,345.56
  4. Step 4: Simplify right side
    10,927.07x = 71,172,841.89
  5. Step 5: Solve for x
    x = 71,172,841.89/10,927.07
  6. Step 6: Final answer
    x = 6,513.45

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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.