Home / 9,815.06-14,727.32-4,885.13

Finding the Fourth Proportional to 9,815.06, 14,727.32 and 4,885.13

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Solution

The fourth proportional to 9,815.06, 14,727.32 and 4,885.13 is: 7,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.06 : 14,727.32 = 4,885.13 : x
  2. Step 2: Convert to fraction form
    9,815.06/14,727.32 = 4,885.13/x
  3. Step 3: Cross multiply
    9,815.06x = 14,727.32 × 4,885.13
  4. Step 4: Simplify right side
    9,815.06x = 71,944,903.46
  5. Step 5: Solve for x
    x = 71,944,903.46/9,815.06
  6. Step 6: Final answer
    x = 7,330.05

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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.