Home / 7,035.48-9,706.77-4,678.02

Finding the Fourth Proportional to 7,035.48, 9,706.77 and 4,678.02

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Solution

The fourth proportional to 7,035.48, 9,706.77 and 4,678.02 is: 6,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.48 : 9,706.77 = 4,678.02 : x
  2. Step 2: Convert to fraction form
    7,035.48/9,706.77 = 4,678.02/x
  3. Step 3: Cross multiply
    7,035.48x = 9,706.77 × 4,678.02
  4. Step 4: Simplify right side
    7,035.48x = 45,408,464.20
  5. Step 5: Solve for x
    x = 45,408,464.20/7,035.48
  6. Step 6: Final answer
    x = 6,454.21

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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.