Home / 11,106.81-15,326.34-6,070.71

Finding the Fourth Proportional to 11,106.81, 15,326.34 and 6,070.71

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Solution

The fourth proportional to 11,106.81, 15,326.34 and 6,070.71 is: 8,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.81 : 15,326.34 = 6,070.71 : x
  2. Step 2: Convert to fraction form
    11,106.81/15,326.34 = 6,070.71/x
  3. Step 3: Cross multiply
    11,106.81x = 15,326.34 × 6,070.71
  4. Step 4: Simplify right side
    11,106.81x = 93,041,765.50
  5. Step 5: Solve for x
    x = 93,041,765.50/11,106.81
  6. Step 6: Final answer
    x = 8,377.00

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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.