Home / 10,782.08-14,878.70-6,066.67

Finding the Fourth Proportional to 10,782.08, 14,878.70 and 6,066.67

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Solution

The fourth proportional to 10,782.08, 14,878.70 and 6,066.67 is: 8,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.08 : 14,878.70 = 6,066.67 : x
  2. Step 2: Convert to fraction form
    10,782.08/14,878.70 = 6,066.67/x
  3. Step 3: Cross multiply
    10,782.08x = 14,878.70 × 6,066.67
  4. Step 4: Simplify right side
    10,782.08x = 90,264,088.54
  5. Step 5: Solve for x
    x = 90,264,088.54/10,782.08
  6. Step 6: Final answer
    x = 8,371.68

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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.