Home / 10,964.46-15,130.72-6,184.41

Finding the Fourth Proportional to 10,964.46, 15,130.72 and 6,184.41

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Solution

The fourth proportional to 10,964.46, 15,130.72 and 6,184.41 is: 8,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.46 : 15,130.72 = 6,184.41 : x
  2. Step 2: Convert to fraction form
    10,964.46/15,130.72 = 6,184.41/x
  3. Step 3: Cross multiply
    10,964.46x = 15,130.72 × 6,184.41
  4. Step 4: Simplify right side
    10,964.46x = 93,574,545.15
  5. Step 5: Solve for x
    x = 93,574,545.15/10,964.46
  6. Step 6: Final answer
    x = 8,534.35

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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.