Home / 10,195.47-14,070.38-5,719.50

Finding the Fourth Proportional to 10,195.47, 14,070.38 and 5,719.50

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Solution

The fourth proportional to 10,195.47, 14,070.38 and 5,719.50 is: 7,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.47 : 14,070.38 = 5,719.50 : x
  2. Step 2: Convert to fraction form
    10,195.47/14,070.38 = 5,719.50/x
  3. Step 3: Cross multiply
    10,195.47x = 14,070.38 × 5,719.50
  4. Step 4: Simplify right side
    10,195.47x = 80,475,509.81
  5. Step 5: Solve for x
    x = 80,475,509.81/10,195.47
  6. Step 6: Final answer
    x = 7,893.26

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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.