Home / 8,851.34-12,215.48-6,554.00

Finding the Fourth Proportional to 8,851.34, 12,215.48 and 6,554.00

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Solution

The fourth proportional to 8,851.34, 12,215.48 and 6,554.00 is: 9,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.34 : 12,215.48 = 6,554.00 : x
  2. Step 2: Convert to fraction form
    8,851.34/12,215.48 = 6,554.00/x
  3. Step 3: Cross multiply
    8,851.34x = 12,215.48 × 6,554.00
  4. Step 4: Simplify right side
    8,851.34x = 80,060,162.07
  5. Step 5: Solve for x
    x = 80,060,162.07/8,851.34
  6. Step 6: Final answer
    x = 9,044.98

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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.