Home / 6,130.80-9,196.36-1,688.52

Finding the Fourth Proportional to 6,130.80, 9,196.36 and 1,688.52

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Solution

The fourth proportional to 6,130.80, 9,196.36 and 1,688.52 is: 2,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.80 : 9,196.36 = 1,688.52 : x
  2. Step 2: Convert to fraction form
    6,130.80/9,196.36 = 1,688.52/x
  3. Step 3: Cross multiply
    6,130.80x = 9,196.36 × 1,688.52
  4. Step 4: Simplify right side
    6,130.80x = 15,528,252.28
  5. Step 5: Solve for x
    x = 15,528,252.28/6,130.80
  6. Step 6: Final answer
    x = 2,532.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.