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Finding the Fourth Proportional to 4,700.07, 6,482.16 and 4,641.75

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Solution

The fourth proportional to 4,700.07, 6,482.16 and 4,641.75 is: 6,401.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.07 : 6,482.16 = 4,641.75 : x
  2. Step 2: Convert to fraction form
    4,700.07/6,482.16 = 4,641.75/x
  3. Step 3: Cross multiply
    4,700.07x = 6,482.16 × 4,641.75
  4. Step 4: Simplify right side
    4,700.07x = 30,088,566.18
  5. Step 5: Solve for x
    x = 30,088,566.18/4,700.07
  6. Step 6: Final answer
    x = 6,401.73

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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.