Home / 9,430.60-14,145.90-5,283.40

Finding the Fourth Proportional to 9,430.60, 14,145.90 and 5,283.40

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Solution

The fourth proportional to 9,430.60, 14,145.90 and 5,283.40 is: 7,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.60 : 14,145.90 = 5,283.40 : x
  2. Step 2: Convert to fraction form
    9,430.60/14,145.90 = 5,283.40/x
  3. Step 3: Cross multiply
    9,430.60x = 14,145.90 × 5,283.40
  4. Step 4: Simplify right side
    9,430.60x = 74,738,448.06
  5. Step 5: Solve for x
    x = 74,738,448.06/9,430.60
  6. Step 6: Final answer
    x = 7,925.10

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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.