Home / 5,459.16-7,533.28-3,221.13

Finding the Fourth Proportional to 5,459.16, 7,533.28 and 3,221.13

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Solution

The fourth proportional to 5,459.16, 7,533.28 and 3,221.13 is: 4,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.16 : 7,533.28 = 3,221.13 : x
  2. Step 2: Convert to fraction form
    5,459.16/7,533.28 = 3,221.13/x
  3. Step 3: Cross multiply
    5,459.16x = 7,533.28 × 3,221.13
  4. Step 4: Simplify right side
    5,459.16x = 24,265,674.21
  5. Step 5: Solve for x
    x = 24,265,674.21/5,459.16
  6. Step 6: Final answer
    x = 4,444.95

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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.