Home / 8,929.36-12,322.58-4,950.76

Finding the Fourth Proportional to 8,929.36, 12,322.58 and 4,950.76

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Solution

The fourth proportional to 8,929.36, 12,322.58 and 4,950.76 is: 6,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.36 : 12,322.58 = 4,950.76 : x
  2. Step 2: Convert to fraction form
    8,929.36/12,322.58 = 4,950.76/x
  3. Step 3: Cross multiply
    8,929.36x = 12,322.58 × 4,950.76
  4. Step 4: Simplify right side
    8,929.36x = 61,006,136.16
  5. Step 5: Solve for x
    x = 61,006,136.16/8,929.36
  6. Step 6: Final answer
    x = 6,832.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.