Home / 9,114.12-13,666.32-4,727.16

Finding the Fourth Proportional to 9,114.12, 13,666.32 and 4,727.16

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Solution

The fourth proportional to 9,114.12, 13,666.32 and 4,727.16 is: 7,088.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.12 : 13,666.32 = 4,727.16 : x
  2. Step 2: Convert to fraction form
    9,114.12/13,666.32 = 4,727.16/x
  3. Step 3: Cross multiply
    9,114.12x = 13,666.32 × 4,727.16
  4. Step 4: Simplify right side
    9,114.12x = 64,602,881.25
  5. Step 5: Solve for x
    x = 64,602,881.25/9,114.12
  6. Step 6: Final answer
    x = 7,088.22

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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.