Home / 9,916.74-14,871.26-4,982.92

Finding the Fourth Proportional to 9,916.74, 14,871.26 and 4,982.92

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Solution

The fourth proportional to 9,916.74, 14,871.26 and 4,982.92 is: 7,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916.74 : 14,871.26 = 4,982.92 : x
  2. Step 2: Convert to fraction form
    9,916.74/14,871.26 = 4,982.92/x
  3. Step 3: Cross multiply
    9,916.74x = 14,871.26 × 4,982.92
  4. Step 4: Simplify right side
    9,916.74x = 74,102,298.88
  5. Step 5: Solve for x
    x = 74,102,298.88/9,916.74
  6. Step 6: Final answer
    x = 7,472.45

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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.