Home / 6,854.36-9,459.02-3,710.55

Finding the Fourth Proportional to 6,854.36, 9,459.02 and 3,710.55

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Solution

The fourth proportional to 6,854.36, 9,459.02 and 3,710.55 is: 5,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.36 : 9,459.02 = 3,710.55 : x
  2. Step 2: Convert to fraction form
    6,854.36/9,459.02 = 3,710.55/x
  3. Step 3: Cross multiply
    6,854.36x = 9,459.02 × 3,710.55
  4. Step 4: Simplify right side
    6,854.36x = 35,098,100.81
  5. Step 5: Solve for x
    x = 35,098,100.81/6,854.36
  6. Step 6: Final answer
    x = 5,120.55

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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.