Home / 4,720.18-6,520.48-4,471.06

Finding the Fourth Proportional to 4,720.18, 6,520.48 and 4,471.06

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Solution

The fourth proportional to 4,720.18, 6,520.48 and 4,471.06 is: 6,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.18 : 6,520.48 = 4,471.06 : x
  2. Step 2: Convert to fraction form
    4,720.18/6,520.48 = 4,471.06/x
  3. Step 3: Cross multiply
    4,720.18x = 6,520.48 × 4,471.06
  4. Step 4: Simplify right side
    4,720.18x = 29,153,457.31
  5. Step 5: Solve for x
    x = 29,153,457.31/4,720.18
  6. Step 6: Final answer
    x = 6,176.35

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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.