Home / 5,483.36-8,182.88-4,900.16

Finding the Fourth Proportional to 5,483.36, 8,182.88 and 4,900.16

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Solution

The fourth proportional to 5,483.36, 8,182.88 and 4,900.16 is: 7,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.36 : 8,182.88 = 4,900.16 : x
  2. Step 2: Convert to fraction form
    5,483.36/8,182.88 = 4,900.16/x
  3. Step 3: Cross multiply
    5,483.36x = 8,182.88 × 4,900.16
  4. Step 4: Simplify right side
    5,483.36x = 40,097,421.26
  5. Step 5: Solve for x
    x = 40,097,421.26/5,483.36
  6. Step 6: Final answer
    x = 7,312.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.