Home / 10,261.14-14,152.32-7,428.93

Finding the Fourth Proportional to 10,261.14, 14,152.32 and 7,428.93

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Solution

The fourth proportional to 10,261.14, 14,152.32 and 7,428.93 is: 10,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.14 : 14,152.32 = 7,428.93 : x
  2. Step 2: Convert to fraction form
    10,261.14/14,152.32 = 7,428.93/x
  3. Step 3: Cross multiply
    10,261.14x = 14,152.32 × 7,428.93
  4. Step 4: Simplify right side
    10,261.14x = 105,136,594.62
  5. Step 5: Solve for x
    x = 105,136,594.62/10,261.14
  6. Step 6: Final answer
    x = 10,246.09

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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.