Home / 4,920.56-7,384.08-2,323.76

Finding the Fourth Proportional to 4,920.56, 7,384.08 and 2,323.76

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Solution

The fourth proportional to 4,920.56, 7,384.08 and 2,323.76 is: 3,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.56 : 7,384.08 = 2,323.76 : x
  2. Step 2: Convert to fraction form
    4,920.56/7,384.08 = 2,323.76/x
  3. Step 3: Cross multiply
    4,920.56x = 7,384.08 × 2,323.76
  4. Step 4: Simplify right side
    4,920.56x = 17,158,829.74
  5. Step 5: Solve for x
    x = 17,158,829.74/4,920.56
  6. Step 6: Final answer
    x = 3,487.17

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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.