Home / 9,561.12-14,339.64-4,365.72

Finding the Fourth Proportional to 9,561.12, 14,339.64 and 4,365.72

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Solution

The fourth proportional to 9,561.12, 14,339.64 and 4,365.72 is: 6,547.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.12 : 14,339.64 = 4,365.72 : x
  2. Step 2: Convert to fraction form
    9,561.12/14,339.64 = 4,365.72/x
  3. Step 3: Cross multiply
    9,561.12x = 14,339.64 × 4,365.72
  4. Step 4: Simplify right side
    9,561.12x = 62,602,853.14
  5. Step 5: Solve for x
    x = 62,602,853.14/9,561.12
  6. Step 6: Final answer
    x = 6,547.65

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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.