Home / 7,335.28-10,113.96-5,563.81

Finding the Fourth Proportional to 7,335.28, 10,113.96 and 5,563.81

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Solution

The fourth proportional to 7,335.28, 10,113.96 and 5,563.81 is: 7,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.28 : 10,113.96 = 5,563.81 : x
  2. Step 2: Convert to fraction form
    7,335.28/10,113.96 = 5,563.81/x
  3. Step 3: Cross multiply
    7,335.28x = 10,113.96 × 5,563.81
  4. Step 4: Simplify right side
    7,335.28x = 56,272,151.79
  5. Step 5: Solve for x
    x = 56,272,151.79/7,335.28
  6. Step 6: Final answer
    x = 7,671.44

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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.