Home / 7,782.96-10,740.48-4,246.08

Finding the Fourth Proportional to 7,782.96, 10,740.48 and 4,246.08

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Solution

The fourth proportional to 7,782.96, 10,740.48 and 4,246.08 is: 5,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782.96 : 10,740.48 = 4,246.08 : x
  2. Step 2: Convert to fraction form
    7,782.96/10,740.48 = 4,246.08/x
  3. Step 3: Cross multiply
    7,782.96x = 10,740.48 × 4,246.08
  4. Step 4: Simplify right side
    7,782.96x = 45,604,937.32
  5. Step 5: Solve for x
    x = 45,604,937.32/7,782.96
  6. Step 6: Final answer
    x = 5,859.59

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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.