Home / 9,574.05-14,290.91-8,870.45

Finding the Fourth Proportional to 9,574.05, 14,290.91 and 8,870.45

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Solution

The fourth proportional to 9,574.05, 14,290.91 and 8,870.45 is: 13,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,574.05 : 14,290.91 = 8,870.45 : x
  2. Step 2: Convert to fraction form
    9,574.05/14,290.91 = 8,870.45/x
  3. Step 3: Cross multiply
    9,574.05x = 14,290.91 × 8,870.45
  4. Step 4: Simplify right side
    9,574.05x = 126,766,755.41
  5. Step 5: Solve for x
    x = 126,766,755.41/9,574.05
  6. Step 6: Final answer
    x = 13,240.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.