Home / 7,774.80-10,729.17-4,417.35

Finding the Fourth Proportional to 7,774.80, 10,729.17 and 4,417.35

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Solution

The fourth proportional to 7,774.80, 10,729.17 and 4,417.35 is: 6,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774.80 : 10,729.17 = 4,417.35 : x
  2. Step 2: Convert to fraction form
    7,774.80/10,729.17 = 4,417.35/x
  3. Step 3: Cross multiply
    7,774.80x = 10,729.17 × 4,417.35
  4. Step 4: Simplify right side
    7,774.80x = 47,394,499.10
  5. Step 5: Solve for x
    x = 47,394,499.10/7,774.80
  6. Step 6: Final answer
    x = 6,095.91

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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.