Home / 7,030.14-9,702.65-4,045.77

Finding the Fourth Proportional to 7,030.14, 9,702.65 and 4,045.77

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Solution

The fourth proportional to 7,030.14, 9,702.65 and 4,045.77 is: 5,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.14 : 9,702.65 = 4,045.77 : x
  2. Step 2: Convert to fraction form
    7,030.14/9,702.65 = 4,045.77/x
  3. Step 3: Cross multiply
    7,030.14x = 9,702.65 × 4,045.77
  4. Step 4: Simplify right side
    7,030.14x = 39,254,700.40
  5. Step 5: Solve for x
    x = 39,254,700.40/7,030.14
  6. Step 6: Final answer
    x = 5,583.78

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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.