Home / 10,607.24-14,631.36-7,576.76

Finding the Fourth Proportional to 10,607.24, 14,631.36 and 7,576.76

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Solution

The fourth proportional to 10,607.24, 14,631.36 and 7,576.76 is: 10,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.24 : 14,631.36 = 7,576.76 : x
  2. Step 2: Convert to fraction form
    10,607.24/14,631.36 = 7,576.76/x
  3. Step 3: Cross multiply
    10,607.24x = 14,631.36 × 7,576.76
  4. Step 4: Simplify right side
    10,607.24x = 110,858,303.19
  5. Step 5: Solve for x
    x = 110,858,303.19/10,607.24
  6. Step 6: Final answer
    x = 10,451.19

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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.