Home / 10,454.70-14,421.41-6,472.98

Finding the Fourth Proportional to 10,454.70, 14,421.41 and 6,472.98

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Solution

The fourth proportional to 10,454.70, 14,421.41 and 6,472.98 is: 8,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.70 : 14,421.41 = 6,472.98 : x
  2. Step 2: Convert to fraction form
    10,454.70/14,421.41 = 6,472.98/x
  3. Step 3: Cross multiply
    10,454.70x = 14,421.41 × 6,472.98
  4. Step 4: Simplify right side
    10,454.70x = 93,349,490.41
  5. Step 5: Solve for x
    x = 93,349,490.41/10,454.70
  6. Step 6: Final answer
    x = 8,928.95

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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.