Home / 9,054.63-12,490.80-6,692.67

Finding the Fourth Proportional to 9,054.63, 12,490.80 and 6,692.67

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Solution

The fourth proportional to 9,054.63, 12,490.80 and 6,692.67 is: 9,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.63 : 12,490.80 = 6,692.67 : x
  2. Step 2: Convert to fraction form
    9,054.63/12,490.80 = 6,692.67/x
  3. Step 3: Cross multiply
    9,054.63x = 12,490.80 × 6,692.67
  4. Step 4: Simplify right side
    9,054.63x = 83,596,802.44
  5. Step 5: Solve for x
    x = 83,596,802.44/9,054.63
  6. Step 6: Final answer
    x = 9,232.49

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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.