Home / 10,631.53-14,656.30-7,477.93

Finding the Fourth Proportional to 10,631.53, 14,656.30 and 7,477.93

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Solution

The fourth proportional to 10,631.53, 14,656.30 and 7,477.93 is: 10,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.53 : 14,656.30 = 7,477.93 : x
  2. Step 2: Convert to fraction form
    10,631.53/14,656.30 = 7,477.93/x
  3. Step 3: Cross multiply
    10,631.53x = 14,656.30 × 7,477.93
  4. Step 4: Simplify right side
    10,631.53x = 109,598,785.46
  5. Step 5: Solve for x
    x = 109,598,785.46/10,631.53
  6. Step 6: Final answer
    x = 10,308.84

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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.