Home / 7,572.77-10,449.49-4,386.03

Finding the Fourth Proportional to 7,572.77, 10,449.49 and 4,386.03

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Solution

The fourth proportional to 7,572.77, 10,449.49 and 4,386.03 is: 6,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.77 : 10,449.49 = 4,386.03 : x
  2. Step 2: Convert to fraction form
    7,572.77/10,449.49 = 4,386.03/x
  3. Step 3: Cross multiply
    7,572.77x = 10,449.49 × 4,386.03
  4. Step 4: Simplify right side
    7,572.77x = 45,831,793.48
  5. Step 5: Solve for x
    x = 45,831,793.48/7,572.77
  6. Step 6: Final answer
    x = 6,052.18

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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.