Home / 5,184.34-7,779.75-3,776.16

Finding the Fourth Proportional to 5,184.34, 7,779.75 and 3,776.16

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Solution

The fourth proportional to 5,184.34, 7,779.75 and 3,776.16 is: 5,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.34 : 7,779.75 = 3,776.16 : x
  2. Step 2: Convert to fraction form
    5,184.34/7,779.75 = 3,776.16/x
  3. Step 3: Cross multiply
    5,184.34x = 7,779.75 × 3,776.16
  4. Step 4: Simplify right side
    5,184.34x = 29,377,580.76
  5. Step 5: Solve for x
    x = 29,377,580.76/5,184.34
  6. Step 6: Final answer
    x = 5,666.60

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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.