Home / 1,875.02-2,586.96-1,088.92

Finding the Fourth Proportional to 1,875.02, 2,586.96 and 1,088.92

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Solution

The fourth proportional to 1,875.02, 2,586.96 and 1,088.92 is: 1,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.02 : 2,586.96 = 1,088.92 : x
  2. Step 2: Convert to fraction form
    1,875.02/2,586.96 = 1,088.92/x
  3. Step 3: Cross multiply
    1,875.02x = 2,586.96 × 1,088.92
  4. Step 4: Simplify right side
    1,875.02x = 2,816,986.02
  5. Step 5: Solve for x
    x = 2,816,986.02/1,875.02
  6. Step 6: Final answer
    x = 1,502.37

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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.