Home / 9,055.72-13,580.34-4,898.80

Finding the Fourth Proportional to 9,055.72, 13,580.34 and 4,898.80

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Solution

The fourth proportional to 9,055.72, 13,580.34 and 4,898.80 is: 7,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.72 : 13,580.34 = 4,898.80 : x
  2. Step 2: Convert to fraction form
    9,055.72/13,580.34 = 4,898.80/x
  3. Step 3: Cross multiply
    9,055.72x = 13,580.34 × 4,898.80
  4. Step 4: Simplify right side
    9,055.72x = 66,527,369.59
  5. Step 5: Solve for x
    x = 66,527,369.59/9,055.72
  6. Step 6: Final answer
    x = 7,346.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.