Home / 8,931.36-12,326.07-4,953.25

Finding the Fourth Proportional to 8,931.36, 12,326.07 and 4,953.25

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Solution

The fourth proportional to 8,931.36, 12,326.07 and 4,953.25 is: 6,835.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.36 : 12,326.07 = 4,953.25 : x
  2. Step 2: Convert to fraction form
    8,931.36/12,326.07 = 4,953.25/x
  3. Step 3: Cross multiply
    8,931.36x = 12,326.07 × 4,953.25
  4. Step 4: Simplify right side
    8,931.36x = 61,054,140.21
  5. Step 5: Solve for x
    x = 61,054,140.21/8,931.36
  6. Step 6: Final answer
    x = 6,835.93

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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.