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Finding the Fourth Proportional to 1,732.05, 2,596.62 and 807.13

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Solution

The fourth proportional to 1,732.05, 2,596.62 and 807.13 is: 1,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.05 : 2,596.62 = 807.13 : x
  2. Step 2: Convert to fraction form
    1,732.05/2,596.62 = 807.13/x
  3. Step 3: Cross multiply
    1,732.05x = 2,596.62 × 807.13
  4. Step 4: Simplify right side
    1,732.05x = 2,095,803.41
  5. Step 5: Solve for x
    x = 2,095,803.41/1,732.05
  6. Step 6: Final answer
    x = 1,210.01

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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.