Home / 10,605.24-14,628.60-7,574.76

Finding the Fourth Proportional to 10,605.24, 14,628.60 and 7,574.76

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Solution

The fourth proportional to 10,605.24, 14,628.60 and 7,574.76 is: 10,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.24 : 14,628.60 = 7,574.76 : x
  2. Step 2: Convert to fraction form
    10,605.24/14,628.60 = 7,574.76/x
  3. Step 3: Cross multiply
    10,605.24x = 14,628.60 × 7,574.76
  4. Step 4: Simplify right side
    10,605.24x = 110,808,134.14
  5. Step 5: Solve for x
    x = 110,808,134.14/10,605.24
  6. Step 6: Final answer
    x = 10,448.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.