Home / 6,459.84-8,923.36-5,061.22

Finding the Fourth Proportional to 6,459.84, 8,923.36 and 5,061.22

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Solution

The fourth proportional to 6,459.84, 8,923.36 and 5,061.22 is: 6,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.84 : 8,923.36 = 5,061.22 : x
  2. Step 2: Convert to fraction form
    6,459.84/8,923.36 = 5,061.22/x
  3. Step 3: Cross multiply
    6,459.84x = 8,923.36 × 5,061.22
  4. Step 4: Simplify right side
    6,459.84x = 45,163,088.10
  5. Step 5: Solve for x
    x = 45,163,088.10/6,459.84
  6. Step 6: Final answer
    x = 6,991.36

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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.