Home / 6,885.02-9,501.12-3,741.20

Finding the Fourth Proportional to 6,885.02, 9,501.12 and 3,741.20

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Solution

The fourth proportional to 6,885.02, 9,501.12 and 3,741.20 is: 5,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.02 : 9,501.12 = 3,741.20 : x
  2. Step 2: Convert to fraction form
    6,885.02/9,501.12 = 3,741.20/x
  3. Step 3: Cross multiply
    6,885.02x = 9,501.12 × 3,741.20
  4. Step 4: Simplify right side
    6,885.02x = 35,545,590.14
  5. Step 5: Solve for x
    x = 35,545,590.14/6,885.02
  6. Step 6: Final answer
    x = 5,162.74

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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.