Home / 6,507.88-8,981.58-4,741.18

Finding the Fourth Proportional to 6,507.88, 8,981.58 and 4,741.18

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Solution

The fourth proportional to 6,507.88, 8,981.58 and 4,741.18 is: 6,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.88 : 8,981.58 = 4,741.18 : x
  2. Step 2: Convert to fraction form
    6,507.88/8,981.58 = 4,741.18/x
  3. Step 3: Cross multiply
    6,507.88x = 8,981.58 × 4,741.18
  4. Step 4: Simplify right side
    6,507.88x = 42,583,287.46
  5. Step 5: Solve for x
    x = 42,583,287.46/6,507.88
  6. Step 6: Final answer
    x = 6,543.34

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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.