Home / 7,707.28-10,637.16-5,058.64

Finding the Fourth Proportional to 7,707.28, 10,637.16 and 5,058.64

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Solution

The fourth proportional to 7,707.28, 10,637.16 and 5,058.64 is: 6,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707.28 : 10,637.16 = 5,058.64 : x
  2. Step 2: Convert to fraction form
    7,707.28/10,637.16 = 5,058.64/x
  3. Step 3: Cross multiply
    7,707.28x = 10,637.16 × 5,058.64
  4. Step 4: Simplify right side
    7,707.28x = 53,809,563.06
  5. Step 5: Solve for x
    x = 53,809,563.06/7,707.28
  6. Step 6: Final answer
    x = 6,981.65

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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.