Home / 7,400.60-10,201.33-5,509.19

Finding the Fourth Proportional to 7,400.60, 10,201.33 and 5,509.19

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Solution

The fourth proportional to 7,400.60, 10,201.33 and 5,509.19 is: 7,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.60 : 10,201.33 = 5,509.19 : x
  2. Step 2: Convert to fraction form
    7,400.60/10,201.33 = 5,509.19/x
  3. Step 3: Cross multiply
    7,400.60x = 10,201.33 × 5,509.19
  4. Step 4: Simplify right side
    7,400.60x = 56,201,061.17
  5. Step 5: Solve for x
    x = 56,201,061.17/7,400.60
  6. Step 6: Final answer
    x = 7,594.12

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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.