Home / 8,123.48-11,210.66-4,586.84

Finding the Fourth Proportional to 8,123.48, 11,210.66 and 4,586.84

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Solution

The fourth proportional to 8,123.48, 11,210.66 and 4,586.84 is: 6,329.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123.48 : 11,210.66 = 4,586.84 : x
  2. Step 2: Convert to fraction form
    8,123.48/11,210.66 = 4,586.84/x
  3. Step 3: Cross multiply
    8,123.48x = 11,210.66 × 4,586.84
  4. Step 4: Simplify right side
    8,123.48x = 51,421,503.71
  5. Step 5: Solve for x
    x = 51,421,503.71/8,123.48
  6. Step 6: Final answer
    x = 6,329.98

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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.