Home / 10,521.35-14,520.74-6,045.08

Finding the Fourth Proportional to 10,521.35, 14,520.74 and 6,045.08

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Solution

The fourth proportional to 10,521.35, 14,520.74 and 6,045.08 is: 8,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521.35 : 14,520.74 = 6,045.08 : x
  2. Step 2: Convert to fraction form
    10,521.35/14,520.74 = 6,045.08/x
  3. Step 3: Cross multiply
    10,521.35x = 14,520.74 × 6,045.08
  4. Step 4: Simplify right side
    10,521.35x = 87,778,932.13
  5. Step 5: Solve for x
    x = 87,778,932.13/10,521.35
  6. Step 6: Final answer
    x = 8,342.94

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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.