Home / 6,931.02-9,565.02-3,946.36

Finding the Fourth Proportional to 6,931.02, 9,565.02 and 3,946.36

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Solution

The fourth proportional to 6,931.02, 9,565.02 and 3,946.36 is: 5,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.02 : 9,565.02 = 3,946.36 : x
  2. Step 2: Convert to fraction form
    6,931.02/9,565.02 = 3,946.36/x
  3. Step 3: Cross multiply
    6,931.02x = 9,565.02 × 3,946.36
  4. Step 4: Simplify right side
    6,931.02x = 37,747,012.33
  5. Step 5: Solve for x
    x = 37,747,012.33/6,931.02
  6. Step 6: Final answer
    x = 5,446.10

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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.