Home / 6,860.27-9,457.47-4,870.10

Finding the Fourth Proportional to 6,860.27, 9,457.47 and 4,870.10

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Solution

The fourth proportional to 6,860.27, 9,457.47 and 4,870.10 is: 6,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.27 : 9,457.47 = 4,870.10 : x
  2. Step 2: Convert to fraction form
    6,860.27/9,457.47 = 4,870.10/x
  3. Step 3: Cross multiply
    6,860.27x = 9,457.47 × 4,870.10
  4. Step 4: Simplify right side
    6,860.27x = 46,058,777.36
  5. Step 5: Solve for x
    x = 46,058,777.36/6,860.27
  6. Step 6: Final answer
    x = 6,713.85

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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.