Home / 5,478.98-8,210.27-5,068.92

Finding the Fourth Proportional to 5,478.98, 8,210.27 and 5,068.92

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Solution

The fourth proportional to 5,478.98, 8,210.27 and 5,068.92 is: 7,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478.98 : 8,210.27 = 5,068.92 : x
  2. Step 2: Convert to fraction form
    5,478.98/8,210.27 = 5,068.92/x
  3. Step 3: Cross multiply
    5,478.98x = 8,210.27 × 5,068.92
  4. Step 4: Simplify right side
    5,478.98x = 41,617,201.81
  5. Step 5: Solve for x
    x = 41,617,201.81/5,478.98
  6. Step 6: Final answer
    x = 7,595.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.