Home / 10,853.47-16,282.23-4,930.77

Finding the Fourth Proportional to 10,853.47, 16,282.23 and 4,930.77

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Solution

The fourth proportional to 10,853.47, 16,282.23 and 4,930.77 is: 7,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.47 : 16,282.23 = 4,930.77 : x
  2. Step 2: Convert to fraction form
    10,853.47/16,282.23 = 4,930.77/x
  3. Step 3: Cross multiply
    10,853.47x = 16,282.23 × 4,930.77
  4. Step 4: Simplify right side
    10,853.47x = 80,283,931.22
  5. Step 5: Solve for x
    x = 80,283,931.22/10,853.47
  6. Step 6: Final answer
    x = 7,397.07

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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.