Home / 5,018.85-6,931.85-4,727.25

Finding the Fourth Proportional to 5,018.85, 6,931.85 and 4,727.25

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Solution

The fourth proportional to 5,018.85, 6,931.85 and 4,727.25 is: 6,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.85 : 6,931.85 = 4,727.25 : x
  2. Step 2: Convert to fraction form
    5,018.85/6,931.85 = 4,727.25/x
  3. Step 3: Cross multiply
    5,018.85x = 6,931.85 × 4,727.25
  4. Step 4: Simplify right side
    5,018.85x = 32,768,564.28
  5. Step 5: Solve for x
    x = 32,768,564.28/5,018.85
  6. Step 6: Final answer
    x = 6,529.10

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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.