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Finding the Fourth Proportional to 7,095.16, 10,642.74 and 1,901.08

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Solution

The fourth proportional to 7,095.16, 10,642.74 and 1,901.08 is: 2,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.16 : 10,642.74 = 1,901.08 : x
  2. Step 2: Convert to fraction form
    7,095.16/10,642.74 = 1,901.08/x
  3. Step 3: Cross multiply
    7,095.16x = 10,642.74 × 1,901.08
  4. Step 4: Simplify right side
    7,095.16x = 20,232,700.16
  5. Step 5: Solve for x
    x = 20,232,700.16/7,095.16
  6. Step 6: Final answer
    x = 2,851.62

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Similar ratio
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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.