Home / 7,572.70-10,449.44-4,386.05

Finding the Fourth Proportional to 7,572.70, 10,449.44 and 4,386.05

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Solution

The fourth proportional to 7,572.70, 10,449.44 and 4,386.05 is: 6,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.70 : 10,449.44 = 4,386.05 : x
  2. Step 2: Convert to fraction form
    7,572.70/10,449.44 = 4,386.05/x
  3. Step 3: Cross multiply
    7,572.70x = 10,449.44 × 4,386.05
  4. Step 4: Simplify right side
    7,572.70x = 45,831,766.31
  5. Step 5: Solve for x
    x = 45,831,766.31/7,572.70
  6. Step 6: Final answer
    x = 6,052.24

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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.