Home / 7,559.20-10,430.09-4,574.44

Finding the Fourth Proportional to 7,559.20, 10,430.09 and 4,574.44

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Solution

The fourth proportional to 7,559.20, 10,430.09 and 4,574.44 is: 6,311.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.20 : 10,430.09 = 4,574.44 : x
  2. Step 2: Convert to fraction form
    7,559.20/10,430.09 = 4,574.44/x
  3. Step 3: Cross multiply
    7,559.20x = 10,430.09 × 4,574.44
  4. Step 4: Simplify right side
    7,559.20x = 47,711,798.03
  5. Step 5: Solve for x
    x = 47,711,798.03/7,559.20
  6. Step 6: Final answer
    x = 6,311.75

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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.