Home / 9,812.72-13,547.14-6,465.26

Finding the Fourth Proportional to 9,812.72, 13,547.14 and 6,465.26

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Solution

The fourth proportional to 9,812.72, 13,547.14 and 6,465.26 is: 8,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.72 : 13,547.14 = 6,465.26 : x
  2. Step 2: Convert to fraction form
    9,812.72/13,547.14 = 6,465.26/x
  3. Step 3: Cross multiply
    9,812.72x = 13,547.14 × 6,465.26
  4. Step 4: Simplify right side
    9,812.72x = 87,585,782.36
  5. Step 5: Solve for x
    x = 87,585,782.36/9,812.72
  6. Step 6: Final answer
    x = 8,925.74

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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.