Home / 6,948.46-9,590.40-4,430.02

Finding the Fourth Proportional to 6,948.46, 9,590.40 and 4,430.02

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Solution

The fourth proportional to 6,948.46, 9,590.40 and 4,430.02 is: 6,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.46 : 9,590.40 = 4,430.02 : x
  2. Step 2: Convert to fraction form
    6,948.46/9,590.40 = 4,430.02/x
  3. Step 3: Cross multiply
    6,948.46x = 9,590.40 × 4,430.02
  4. Step 4: Simplify right side
    6,948.46x = 42,485,663.81
  5. Step 5: Solve for x
    x = 42,485,663.81/6,948.46
  6. Step 6: Final answer
    x = 6,114.40

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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.