Home / 4,653.32-6,981-1,533.20

Finding the Fourth Proportional to 4,653.32, 6,981 and 1,533.20

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Solution

The fourth proportional to 4,653.32, 6,981 and 1,533.20 is: 2,300.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.32 : 6,981 = 1,533.20 : x
  2. Step 2: Convert to fraction form
    4,653.32/6,981 = 1,533.20/x
  3. Step 3: Cross multiply
    4,653.32x = 6,981 × 1,533.20
  4. Step 4: Simplify right side
    4,653.32x = 10,703,269.20
  5. Step 5: Solve for x
    x = 10,703,269.20/4,653.32
  6. Step 6: Final answer
    x = 2,300.14

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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.