Home / 1,158.04-1,599.80-1,002.52

Finding the Fourth Proportional to 1,158.04, 1,599.80 and 1,002.52

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Solution

The fourth proportional to 1,158.04, 1,599.80 and 1,002.52 is: 1,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158.04 : 1,599.80 = 1,002.52 : x
  2. Step 2: Convert to fraction form
    1,158.04/1,599.80 = 1,002.52/x
  3. Step 3: Cross multiply
    1,158.04x = 1,599.80 × 1,002.52
  4. Step 4: Simplify right side
    1,158.04x = 1,603,831.50
  5. Step 5: Solve for x
    x = 1,603,831.50/1,158.04
  6. Step 6: Final answer
    x = 1,384.95

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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.