Home / 6,078.45-9,117.57-1,695.81

Finding the Fourth Proportional to 6,078.45, 9,117.57 and 1,695.81

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Solution

The fourth proportional to 6,078.45, 9,117.57 and 1,695.81 is: 2,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.45 : 9,117.57 = 1,695.81 : x
  2. Step 2: Convert to fraction form
    6,078.45/9,117.57 = 1,695.81/x
  3. Step 3: Cross multiply
    6,078.45x = 9,117.57 × 1,695.81
  4. Step 4: Simplify right side
    6,078.45x = 15,461,666.38
  5. Step 5: Solve for x
    x = 15,461,666.38/6,078.45
  6. Step 6: Final answer
    x = 2,543.69

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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.