Home / 10,903.04-15,045.96-6,123.08

Finding the Fourth Proportional to 10,903.04, 15,045.96 and 6,123.08

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Solution

The fourth proportional to 10,903.04, 15,045.96 and 6,123.08 is: 8,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.04 : 15,045.96 = 6,123.08 : x
  2. Step 2: Convert to fraction form
    10,903.04/15,045.96 = 6,123.08/x
  3. Step 3: Cross multiply
    10,903.04x = 15,045.96 × 6,123.08
  4. Step 4: Simplify right side
    10,903.04x = 92,127,616.76
  5. Step 5: Solve for x
    x = 92,127,616.76/10,903.04
  6. Step 6: Final answer
    x = 8,449.72

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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.