Home / 8,925.41-12,317.05-5,148.51

Finding the Fourth Proportional to 8,925.41, 12,317.05 and 5,148.51

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Solution

The fourth proportional to 8,925.41, 12,317.05 and 5,148.51 is: 7,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.41 : 12,317.05 = 5,148.51 : x
  2. Step 2: Convert to fraction form
    8,925.41/12,317.05 = 5,148.51/x
  3. Step 3: Cross multiply
    8,925.41x = 12,317.05 × 5,148.51
  4. Step 4: Simplify right side
    8,925.41x = 63,414,455.10
  5. Step 5: Solve for x
    x = 63,414,455.10/8,925.41
  6. Step 6: Final answer
    x = 7,104.93

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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.