Home / 10,466.80-14,439.18-7,628.08

Finding the Fourth Proportional to 10,466.80, 14,439.18 and 7,628.08

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Solution

The fourth proportional to 10,466.80, 14,439.18 and 7,628.08 is: 10,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.80 : 14,439.18 = 7,628.08 : x
  2. Step 2: Convert to fraction form
    10,466.80/14,439.18 = 7,628.08/x
  3. Step 3: Cross multiply
    10,466.80x = 14,439.18 × 7,628.08
  4. Step 4: Simplify right side
    10,466.80x = 110,143,220.17
  5. Step 5: Solve for x
    x = 110,143,220.17/10,466.80
  6. Step 6: Final answer
    x = 10,523.10

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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.