Home / 9,027.55-13,547.17-4,870.43

Finding the Fourth Proportional to 9,027.55, 13,547.17 and 4,870.43

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Solution

The fourth proportional to 9,027.55, 13,547.17 and 4,870.43 is: 7,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.55 : 13,547.17 = 4,870.43 : x
  2. Step 2: Convert to fraction form
    9,027.55/13,547.17 = 4,870.43/x
  3. Step 3: Cross multiply
    9,027.55x = 13,547.17 × 4,870.43
  4. Step 4: Simplify right side
    9,027.55x = 65,980,475.45
  5. Step 5: Solve for x
    x = 65,980,475.45/9,027.55
  6. Step 6: Final answer
    x = 7,308.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.