Home / 12,210.23-16,848.45-7,104.35

Finding the Fourth Proportional to 12,210.23, 16,848.45 and 7,104.35

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Solution

The fourth proportional to 12,210.23, 16,848.45 and 7,104.35 is: 9,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210.23 : 16,848.45 = 7,104.35 : x
  2. Step 2: Convert to fraction form
    12,210.23/16,848.45 = 7,104.35/x
  3. Step 3: Cross multiply
    12,210.23x = 16,848.45 × 7,104.35
  4. Step 4: Simplify right side
    12,210.23x = 119,697,201.52
  5. Step 5: Solve for x
    x = 119,697,201.52/12,210.23
  6. Step 6: Final answer
    x = 9,803.03

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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.