Home / 10,620.14-14,652.36-5,903.51

Finding the Fourth Proportional to 10,620.14, 14,652.36 and 5,903.51

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Solution

The fourth proportional to 10,620.14, 14,652.36 and 5,903.51 is: 8,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.14 : 14,652.36 = 5,903.51 : x
  2. Step 2: Convert to fraction form
    10,620.14/14,652.36 = 5,903.51/x
  3. Step 3: Cross multiply
    10,620.14x = 14,652.36 × 5,903.51
  4. Step 4: Simplify right side
    10,620.14x = 86,500,280.52
  5. Step 5: Solve for x
    x = 86,500,280.52/10,620.14
  6. Step 6: Final answer
    x = 8,144.93

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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.