Home / 10,435.48-14,400.60-5,719.84

Finding the Fourth Proportional to 10,435.48, 14,400.60 and 5,719.84

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Solution

The fourth proportional to 10,435.48, 14,400.60 and 5,719.84 is: 7,893.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.48 : 14,400.60 = 5,719.84 : x
  2. Step 2: Convert to fraction form
    10,435.48/14,400.60 = 5,719.84/x
  3. Step 3: Cross multiply
    10,435.48x = 14,400.60 × 5,719.84
  4. Step 4: Simplify right side
    10,435.48x = 82,369,127.90
  5. Step 5: Solve for x
    x = 82,369,127.90/10,435.48
  6. Step 6: Final answer
    x = 7,893.18

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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.