Home / 9,430.81-13,014.87-5,654.59

Finding the Fourth Proportional to 9,430.81, 13,014.87 and 5,654.59

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Solution

The fourth proportional to 9,430.81, 13,014.87 and 5,654.59 is: 7,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.81 : 13,014.87 = 5,654.59 : x
  2. Step 2: Convert to fraction form
    9,430.81/13,014.87 = 5,654.59/x
  3. Step 3: Cross multiply
    9,430.81x = 13,014.87 × 5,654.59
  4. Step 4: Simplify right side
    9,430.81x = 73,593,700.01
  5. Step 5: Solve for x
    x = 73,593,700.01/9,430.81
  6. Step 6: Final answer
    x = 7,803.54

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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.