Home / 5,216.58-7,778.33-4,637.02

Finding the Fourth Proportional to 5,216.58, 7,778.33 and 4,637.02

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Solution

The fourth proportional to 5,216.58, 7,778.33 and 4,637.02 is: 6,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.58 : 7,778.33 = 4,637.02 : x
  2. Step 2: Convert to fraction form
    5,216.58/7,778.33 = 4,637.02/x
  3. Step 3: Cross multiply
    5,216.58x = 7,778.33 × 4,637.02
  4. Step 4: Simplify right side
    5,216.58x = 36,068,271.78
  5. Step 5: Solve for x
    x = 36,068,271.78/5,216.58
  6. Step 6: Final answer
    x = 6,914.16

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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.