Home / 4,572.18-6,309.90-2,803.55

Finding the Fourth Proportional to 4,572.18, 6,309.90 and 2,803.55

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Solution

The fourth proportional to 4,572.18, 6,309.90 and 2,803.55 is: 3,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.18 : 6,309.90 = 2,803.55 : x
  2. Step 2: Convert to fraction form
    4,572.18/6,309.90 = 2,803.55/x
  3. Step 3: Cross multiply
    4,572.18x = 6,309.90 × 2,803.55
  4. Step 4: Simplify right side
    4,572.18x = 17,690,088.60
  5. Step 5: Solve for x
    x = 17,690,088.60/4,572.18
  6. Step 6: Final answer
    x = 3,869.07

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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.