Home / 7,544.48-10,411.76-4,187.60

Finding the Fourth Proportional to 7,544.48, 10,411.76 and 4,187.60

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Solution

The fourth proportional to 7,544.48, 10,411.76 and 4,187.60 is: 5,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.48 : 10,411.76 = 4,187.60 : x
  2. Step 2: Convert to fraction form
    7,544.48/10,411.76 = 4,187.60/x
  3. Step 3: Cross multiply
    7,544.48x = 10,411.76 × 4,187.60
  4. Step 4: Simplify right side
    7,544.48x = 43,600,286.18
  5. Step 5: Solve for x
    x = 43,600,286.18/7,544.48
  6. Step 6: Final answer
    x = 5,779.10

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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.