Home / 7,423.08-10,243.55-4,437.15

Finding the Fourth Proportional to 7,423.08, 10,243.55 and 4,437.15

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Solution

The fourth proportional to 7,423.08, 10,243.55 and 4,437.15 is: 6,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.08 : 10,243.55 = 4,437.15 : x
  2. Step 2: Convert to fraction form
    7,423.08/10,243.55 = 4,437.15/x
  3. Step 3: Cross multiply
    7,423.08x = 10,243.55 × 4,437.15
  4. Step 4: Simplify right side
    7,423.08x = 45,452,115.60
  5. Step 5: Solve for x
    x = 45,452,115.60/7,423.08
  6. Step 6: Final answer
    x = 6,123.08

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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.