Home / 6,555.40-9,035.92-4,430.27

Finding the Fourth Proportional to 6,555.40, 9,035.92 and 4,430.27

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Solution

The fourth proportional to 6,555.40, 9,035.92 and 4,430.27 is: 6,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.40 : 9,035.92 = 4,430.27 : x
  2. Step 2: Convert to fraction form
    6,555.40/9,035.92 = 4,430.27/x
  3. Step 3: Cross multiply
    6,555.40x = 9,035.92 × 4,430.27
  4. Step 4: Simplify right side
    6,555.40x = 40,031,565.30
  5. Step 5: Solve for x
    x = 40,031,565.30/6,555.40
  6. Step 6: Final answer
    x = 6,106.65

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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.