Home / 10,370.04-14,310.72-5,654.40

Finding the Fourth Proportional to 10,370.04, 14,310.72 and 5,654.40

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Solution

The fourth proportional to 10,370.04, 14,310.72 and 5,654.40 is: 7,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.04 : 14,310.72 = 5,654.40 : x
  2. Step 2: Convert to fraction form
    10,370.04/14,310.72 = 5,654.40/x
  3. Step 3: Cross multiply
    10,370.04x = 14,310.72 × 5,654.40
  4. Step 4: Simplify right side
    10,370.04x = 80,918,535.17
  5. Step 5: Solve for x
    x = 80,918,535.17/10,370.04
  6. Step 6: Final answer
    x = 7,803.11

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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.