Home / 10,778.04-14,867.25-6,579

Finding the Fourth Proportional to 10,778.04, 14,867.25 and 6,579

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Solution

The fourth proportional to 10,778.04, 14,867.25 and 6,579 is: 9,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.04 : 14,867.25 = 6,579 : x
  2. Step 2: Convert to fraction form
    10,778.04/14,867.25 = 6,579/x
  3. Step 3: Cross multiply
    10,778.04x = 14,867.25 × 6,579
  4. Step 4: Simplify right side
    10,778.04x = 97,811,637.75
  5. Step 5: Solve for x
    x = 97,811,637.75/10,778.04
  6. Step 6: Final answer
    x = 9,075.09

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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.