Home / 7,580.20-10,455.33-4,437.01

Finding the Fourth Proportional to 7,580.20, 10,455.33 and 4,437.01

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Solution

The fourth proportional to 7,580.20, 10,455.33 and 4,437.01 is: 6,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.20 : 10,455.33 = 4,437.01 : x
  2. Step 2: Convert to fraction form
    7,580.20/10,455.33 = 4,437.01/x
  3. Step 3: Cross multiply
    7,580.20x = 10,455.33 × 4,437.01
  4. Step 4: Simplify right side
    7,580.20x = 46,390,403.76
  5. Step 5: Solve for x
    x = 46,390,403.76/7,580.20
  6. Step 6: Final answer
    x = 6,119.94

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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.