Home / 9,430.79-13,014.18-5,452.53

Finding the Fourth Proportional to 9,430.79, 13,014.18 and 5,452.53

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Solution

The fourth proportional to 9,430.79, 13,014.18 and 5,452.53 is: 7,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.79 : 13,014.18 = 5,452.53 : x
  2. Step 2: Convert to fraction form
    9,430.79/13,014.18 = 5,452.53/x
  3. Step 3: Cross multiply
    9,430.79x = 13,014.18 × 5,452.53
  4. Step 4: Simplify right side
    9,430.79x = 70,960,206.88
  5. Step 5: Solve for x
    x = 70,960,206.88/9,430.79
  6. Step 6: Final answer
    x = 7,524.32

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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.