Home / 6,117.79-8,442.75-3,465.14

Finding the Fourth Proportional to 6,117.79, 8,442.75 and 3,465.14

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Solution

The fourth proportional to 6,117.79, 8,442.75 and 3,465.14 is: 4,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.79 : 8,442.75 = 3,465.14 : x
  2. Step 2: Convert to fraction form
    6,117.79/8,442.75 = 3,465.14/x
  3. Step 3: Cross multiply
    6,117.79x = 8,442.75 × 3,465.14
  4. Step 4: Simplify right side
    6,117.79x = 29,255,293.41
  5. Step 5: Solve for x
    x = 29,255,293.41/6,117.79
  6. Step 6: Final answer
    x = 4,782.00

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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.