Home / 9,117.35-12,581.94-4,925.60

Finding the Fourth Proportional to 9,117.35, 12,581.94 and 4,925.60

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Solution

The fourth proportional to 9,117.35, 12,581.94 and 4,925.60 is: 6,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.35 : 12,581.94 = 4,925.60 : x
  2. Step 2: Convert to fraction form
    9,117.35/12,581.94 = 4,925.60/x
  3. Step 3: Cross multiply
    9,117.35x = 12,581.94 × 4,925.60
  4. Step 4: Simplify right side
    9,117.35x = 61,973,603.66
  5. Step 5: Solve for x
    x = 61,973,603.66/9,117.35
  6. Step 6: Final answer
    x = 6,797.33

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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.