Home / 10,365.30-15,547.94-2,574.11

Finding the Fourth Proportional to 10,365.30, 15,547.94 and 2,574.11

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Solution

The fourth proportional to 10,365.30, 15,547.94 and 2,574.11 is: 3,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.30 : 15,547.94 = 2,574.11 : x
  2. Step 2: Convert to fraction form
    10,365.30/15,547.94 = 2,574.11/x
  3. Step 3: Cross multiply
    10,365.30x = 15,547.94 × 2,574.11
  4. Step 4: Simplify right side
    10,365.30x = 40,022,143.49
  5. Step 5: Solve for x
    x = 40,022,143.49/10,365.30
  6. Step 6: Final answer
    x = 3,861.17

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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.