Home / 6,123.74-8,444.93-4,111.70

Finding the Fourth Proportional to 6,123.74, 8,444.93 and 4,111.70

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Solution

The fourth proportional to 6,123.74, 8,444.93 and 4,111.70 is: 5,670.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.74 : 8,444.93 = 4,111.70 : x
  2. Step 2: Convert to fraction form
    6,123.74/8,444.93 = 4,111.70/x
  3. Step 3: Cross multiply
    6,123.74x = 8,444.93 × 4,111.70
  4. Step 4: Simplify right side
    6,123.74x = 34,722,955.90
  5. Step 5: Solve for x
    x = 34,722,955.90/6,123.74
  6. Step 6: Final answer
    x = 5,670.23

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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.