Home / 7,456.66-10,291.98-4,622.32

Finding the Fourth Proportional to 7,456.66, 10,291.98 and 4,622.32

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Solution

The fourth proportional to 7,456.66, 10,291.98 and 4,622.32 is: 6,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.66 : 10,291.98 = 4,622.32 : x
  2. Step 2: Convert to fraction form
    7,456.66/10,291.98 = 4,622.32/x
  3. Step 3: Cross multiply
    7,456.66x = 10,291.98 × 4,622.32
  4. Step 4: Simplify right side
    7,456.66x = 47,572,824.99
  5. Step 5: Solve for x
    x = 47,572,824.99/7,456.66
  6. Step 6: Final answer
    x = 6,379.91

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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.