Home / 6,558.22-9,043.20-4,430.06

Finding the Fourth Proportional to 6,558.22, 9,043.20 and 4,430.06

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Solution

The fourth proportional to 6,558.22, 9,043.20 and 4,430.06 is: 6,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.22 : 9,043.20 = 4,430.06 : x
  2. Step 2: Convert to fraction form
    6,558.22/9,043.20 = 4,430.06/x
  3. Step 3: Cross multiply
    6,558.22x = 9,043.20 × 4,430.06
  4. Step 4: Simplify right side
    6,558.22x = 40,061,925.76
  5. Step 5: Solve for x
    x = 40,061,925.76/6,558.22
  6. Step 6: Final answer
    x = 6,108.66

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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.