Home / 8,768.46-13,152.81-2,925.08

Finding the Fourth Proportional to 8,768.46, 13,152.81 and 2,925.08

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Solution

The fourth proportional to 8,768.46, 13,152.81 and 2,925.08 is: 4,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.46 : 13,152.81 = 2,925.08 : x
  2. Step 2: Convert to fraction form
    8,768.46/13,152.81 = 2,925.08/x
  3. Step 3: Cross multiply
    8,768.46x = 13,152.81 × 2,925.08
  4. Step 4: Simplify right side
    8,768.46x = 38,472,955.71
  5. Step 5: Solve for x
    x = 38,472,955.71/8,768.46
  6. Step 6: Final answer
    x = 4,387.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.