Home / 10,507.56-14,506.59-6,530.85

Finding the Fourth Proportional to 10,507.56, 14,506.59 and 6,530.85

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Solution

The fourth proportional to 10,507.56, 14,506.59 and 6,530.85 is: 9,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507.56 : 14,506.59 = 6,530.85 : x
  2. Step 2: Convert to fraction form
    10,507.56/14,506.59 = 6,530.85/x
  3. Step 3: Cross multiply
    10,507.56x = 14,506.59 × 6,530.85
  4. Step 4: Simplify right side
    10,507.56x = 94,740,363.30
  5. Step 5: Solve for x
    x = 94,740,363.30/10,507.56
  6. Step 6: Final answer
    x = 9,016.40

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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.