Home / 5,365.17-7,407.36-4,372.81

Finding the Fourth Proportional to 5,365.17, 7,407.36 and 4,372.81

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Solution

The fourth proportional to 5,365.17, 7,407.36 and 4,372.81 is: 6,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.17 : 7,407.36 = 4,372.81 : x
  2. Step 2: Convert to fraction form
    5,365.17/7,407.36 = 4,372.81/x
  3. Step 3: Cross multiply
    5,365.17x = 7,407.36 × 4,372.81
  4. Step 4: Simplify right side
    5,365.17x = 32,390,959.36
  5. Step 5: Solve for x
    x = 32,390,959.36/5,365.17
  6. Step 6: Final answer
    x = 6,037.27

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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.