Home / 7,677.90-10,594.74-4,320.64

Finding the Fourth Proportional to 7,677.90, 10,594.74 and 4,320.64

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Solution

The fourth proportional to 7,677.90, 10,594.74 and 4,320.64 is: 5,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.90 : 10,594.74 = 4,320.64 : x
  2. Step 2: Convert to fraction form
    7,677.90/10,594.74 = 4,320.64/x
  3. Step 3: Cross multiply
    7,677.90x = 10,594.74 × 4,320.64
  4. Step 4: Simplify right side
    7,677.90x = 45,776,057.43
  5. Step 5: Solve for x
    x = 45,776,057.43/7,677.90
  6. Step 6: Final answer
    x = 5,962.05

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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.