Home / 2,807.02-4,210.29-958.18

Finding the Fourth Proportional to 2,807.02, 4,210.29 and 958.18

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Solution

The fourth proportional to 2,807.02, 4,210.29 and 958.18 is: 1,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.02 : 4,210.29 = 958.18 : x
  2. Step 2: Convert to fraction form
    2,807.02/4,210.29 = 958.18/x
  3. Step 3: Cross multiply
    2,807.02x = 4,210.29 × 958.18
  4. Step 4: Simplify right side
    2,807.02x = 4,034,215.67
  5. Step 5: Solve for x
    x = 4,034,215.67/2,807.02
  6. Step 6: Final answer
    x = 1,437.19

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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.